TERMIUM Plus^®

Record 1,  Textual support,  English

Record number: 1, Textual support number: 1 CONT

The rockhopper or hopper trawl... is a [net] that is towed on the seabed, with the mouth held open by a pair of otter boards(trawl doors). It is designed to be towed over hard, rough seabeds and rigged with a rock hopper footrope to minimise damage when being towed over these seabeds.  1, record 1, English, - rockhopper%20trawl

Record 1,  Textual support,  French

Record number: 1, Textual support number: 1 CONT

Le chalut canadien est un chalut de fond adapté à la capture des espèces de poissons benthodémersales sur les fonds qui peuvent être caillouteux. Le bourrelet du chalut canadien a en effet des rondelles de caoutchouc[,] ce qui permet de chaluter sur des fonds durs et accidentés.  2, record 1, French, - chalut%20cascadeur

Record 1,  Textual support,  Spanish

Record 2,  Textual support,  English

Record number: 2, Textual support number: 1 CONT

The 35.6 m long rockhopper footrope is constructed of 355 mm diameter rubber disks spaced evenly apart with rubber and iron spacers, 178 mm and 200 mm long respectively.  4, record 2, English, - rockhopper%20footrope

Record number: 2, Textual support number: 1 OBS

The [rockhopper trawl] is designed to be towed over hard, rough seabeds and rigged with a rock hopper footrope to minimise damage when being towed over these seabeds.  2, record 2, English, - rockhopper%20footrope

Record 2,  Textual support,  French

Record number: 2, Textual support number: 1 CONT

[...] le bourrelet saute-roche [...] est composé de grands disques mesurant habituellement de 12 à 14 pouces de diamètres, disposé à intervalles et séparés par de petits disques (habituellement de 4 pouces de diamètre) fixés à la ligne pour les empêcher de bouger. Lorsque ce dispositif rencontre un obstacle sur le fond (des rochers, par [exemple]), il saute par-dessus [...]  3, record 2, French, - bourrelet%20saute%2Droche

Record 2,  Textual support,  Spanish

Record 3,  Textual support,  English

Record number: 3, Textual support number: 1 CONT

... silo hardening involves building underground silos embedded in bed rock(hard rock silos).  3, record 3, English, - hard%20rock%20missile%20silo

Record 3,  Textual support,  French

Record 3,  Textual support,  Spanish

Record 4,  Textual support,  English

Record number: 4, Textual support number: 1 CONT

This is different from a sponge garden, which is defined as a colony of sponges of possibly of varying species that aggregate on rock or other hard substrates.  2, record 4, English, - sponge%20garden

Record number: 4, Textual support number: 2 CONT

The Significant Ecological Components (SEC) with the highest estimated cumulative risk scores were the sponge garden habitat SEC, and the four sponge Species SECs (A. vastus, R. dawsoni, H. calyx, and F. occa).  3, record 4, English, - sponge%20garden

Record 4,  Textual support,  French

Record number: 4, Textual support number: 1 CONT

Les composantes importantes de l'écosystème qui présentent les cotes de risque cumulatif les plus élevées sont celles représentant l'habitat des jardins d'éponges et celles représentant quatre espèces d'éponges (A. vastus, R. dawsoni, H. calyx, et F. occa).  1, record 4, French, - jardin%20d%27%C3%A9ponges

Record 4,  Textual support,  Spanish

Record 5,  Textual support,  English

Record number: 5, Textual support number: 1 CONT

Natural gas from very low permeability reservoirs is often referred to as "tight gas" and requires special stimulation before commercial rates of production can be achieved.  5, record 5, English, - tight%20gas

Record number: 5, Textual support number: 2 CONT

Tight gas refers to natural gas [accumulated in] reservoirs locked in extraordinarily impermeable, hard rock, making the underground formation extremely "tight. "  6, record 5, English, - tight%20gas

Record 5,  Textual support,  French

Record number: 5, Textual support number: 1 DEF

Gaz naturel qui est difficile à extraire de la roche dans laquelle il est piégé, en raison de la faible perméabilité de celle-ci.  7, record 5, French, - gaz%20de%20r%C3%A9servoir%20%C3%A9tanche

Record number: 5, Textual support number: 1 CONT

[...] le gaz de réservoir étanche désigne une composante du gaz classique qui est produite à partir de réservoirs de faible perméabilité. Généralement, les réservoirs de gaz étanches n'ont pas de voies de cheminement naturelles suffisantes à travers le roc pour que le gaz naturel rejoigne le puits de forage; ils ont donc besoin d'une forme de stimulation artificielle pour créer ces voies de cheminement.  8, record 5, French, - gaz%20de%20r%C3%A9servoir%20%C3%A9tanche

Record number: 5, Textual support number: 2 CONT

[…] le gaz de schiste, le gaz de réservoir étanche et le pétrole de réservoir étanche font référence aux ressources non traditionnelles provenant de réservoirs à faible perméabilité qui sont exploitées en utilisant des puits horizontaux et la fracturation hydraulique en plusieurs étapes.  9, record 5, French, - gaz%20de%20r%C3%A9servoir%20%C3%A9tanche

Record number: 5, Textual support number: 1 OBS

pétrole de réservoir compact : terme et définition publiés au Journal officiel de la République française le 19 septembre 2018.  10, record 5, French, - gaz%20de%20r%C3%A9servoir%20%C3%A9tanche

Record 5,  Textual support,  Spanish

Record number: 5, Textual support number: 1 DEF

[...] gas natural contenido en rocas muy compactas, areniscas y/o calizas, con valores de permeabilidad matricial muy bajos.  4, record 5, Spanish, - gas%20de%20formaciones%20compactas

Record number: 5, Textual support number: 1 OBS

[...] el gas [...] ha migrado desde la roca madre y se encuentra contenido en microfracturas y en la escasa porosidad matricial de la roca [reservorio].  4, record 5, Spanish, - gas%20de%20formaciones%20compactas

Record 6,  Textual support,  English

Record number: 6, Textual support number: 1 DEF

A powerful tool, held in the hands and [often] operated by air pressure, that is used for breaking hard surfaces such as rock and roads.  2, record 6, English, - jackhammer

Record 6,  Textual support,  French

Record number: 6, Textual support number: 1 DEF

Outil portatif, souvent à air comprimé, qui sert à disloquer les matériaux durs tels que les roches, le béton et l'asphalte.  3, record 6, French, - marteau%2Dpiqueur

Record 6,  Textual support,  Spanish

Record 7,  Textual support,  English

Record number: 7, Textual support number: 1 DEF

A rotary-drilling bit studded with diamonds (usually borts).  2, record 7, English, - diamond%20bit

Record number: 7, Textual support number: 1 CONT

In harder rocks, diamond bits are essential. There are several types of diamond set coring crowns, as they are often called ...  4, record 7, English, - diamond%20bit

Record number: 7, Textual support number: 1 OBS

[The diamond bit] is used for drilling extremely hard rock or in a program of continuous coring.  2, record 7, English, - diamond%20bit

Record 7,  Textual support,  French

Record number: 7, Textual support number: 1 CONT

Dans les couronnes à diamants (diamants noirs impropres à la joaillerie) les pierres sont «serties» à la main, sur le pourtour de la couronne du carottier, dans des logements ou alvéoles proportionnés à leurs dimensions, tout au moins pour les gros éléments. Pour les petites pierres on se contente d'un alliage métallique, brasé sur le pourtour de la couronne, et dans lequel sont disposés les diamants [...]  7, record 7, French, - couronne%20%C3%A0%20diamants

Record 7,  Textual support,  Spanish

Record number: 7, Textual support number: 1 DEF

Trépano de sonda de forma anular, que corta la roca con una o varias hileras [...] de diamantes engastados en el metal.  1, record 7, Spanish, - corona%20de%20diamantes

Record 8,  Textual support,  English

Record number: 8, Textual support number: 1 CONT

H Piles and other metal piles.... Steel H bearing piles are suitable for penetrating to rock or through hard materials with the least effort and time.  1, record 8, English, - H%20pile

Record 8,  Textual support,  French

Record number: 8, Textual support number: 1 CONT

Pieux H et autres pieux métalliques [...] Ils conviennent pour la pénétration dans le rocher ou à travers des matériaux compacts avec le minimum d'efforts et de temps.  1, record 8, French, - pieu%20H

Record 8,  Textual support,  Spanish

Record 9,  Textual support,  English

Record number: 9, Textual support number: 1 CONT

Sweets were a delicacy in the early days.... Moreso, sugar came in cones that were rock hard. To remove a chunk from the cone, one used a pair of sugar nippers(also called sugar shears.) Then it was pulverized with a sugar hammer that had a ball(peen) at one end and a hatchet-like blade at the other.  1, record 9, English, - sugar%20nippers

Record number: 9, Textual support number: 1 OBS

Sugar was not always granulated as we know it today. During the Victorian era, sugar came in "loafs" or "cones" which needed to be cut or broken off into lumps with a special tool.  3, record 9, English, - sugar%20nippers

Record 9,  Textual support,  French

Record number: 9, Textual support number: 1 DEF

Instrument pour casser le sucre en morceaux réguliers.  2, record 9, French, - casse%2Dsucre

Record 9,  Textual support,  Spanish

Record 10,  Textual support,  English

Record number: 10, Textual support number: 1 DEF

... any rock especially hard to drill.  2, record 10, English, - burr

Record 10,  Textual support,  French

Record 10,  Textual support,  Spanish

Record 11,  Textual support,  English

Record number: 11, Textual support number: 1 CONT

The areas of sedimentary rock which are intruded by hard igneous rocks in the form of vertical dykes are the ideal places for the development of vertical barrier waterfalls.  1, record 11, English, - vertical%20barrier%20waterfall

Record 11,  Textual support,  French

Record 11,  Textual support,  Spanish

Record 12,  Textual support,  English

Record number: 12, Textual support number: 1 CONT

A cap-rock fall is formed when a surface layer of hard rock rests on a softer layer. Water flowing over the hard rock cap erodes the face of the softer rock underneath, undermining the cap, which eventually breaks and tumbles into the river at the foot of the fall or immediately downstream.  2, record 12, English, - cap%2Drock%20waterfall

Record 12,  Textual support,  French

Record number: 12, Textual support number: 1 CONT

Dans le cas des chutes au bord d'un plateau, une couche de roche dure repose sur une couche de roche tendre : l'eau s'écoulant érode la roche tendre sous-jacente, minant ainsi la roche dure qui, finalement, se casse et tombe au pied de la chute ou juste en aval.  1, record 12, French, - chute%20au%20bord%20d%27un%20plateau

Record 12,  Textual support,  Spanish

Record 13,  Textual support,  English

Record number: 13, Textual support number: 1 DEF

A hard, dense microcrystalline or cryptocrystalline sedimentary rock, consisting chiefly of interlocking crystals of quartz less than about 30 [micrometers] in diameter...  3, record 13, English, - chert

Record number: 13, Textual support number: 1 OBS

[This rock] has conchoidal fracture ... it may be an organic or inorganic precipitate or a replacement product.  3, record 13, English, - chert

Record number: 13, Textual support number: 2 OBS

... distinguished from flint by flat fracture, as opposed to conchoidal.  4, record 13, English, - chert

Record number: 13, Textual support number: 3 OBS

[Silexite is] composed essentially of quartz + hematite + alkali feldspar.  2, record 13, English, - chert

Record number: 13, Textual support number: 4 OBS

chert: term used at Natural Resources Canada - Earth Sciences Sector.  5, record 13, English, - chert

Record 13,  Textual support,  French

Record number: 13, Textual support number: 1 DEF

Roche sédimentaire siliceuse correspondant à un banc continu de silex.  3, record 13, French, - chert

Record number: 13, Textual support number: 1 CONT

Les cherts sont des accidents siliceux en milieu siliceux, pauvres en éléments détritiques, à l'opposé des gaizes. Comme les chailles, elles semblent avoir une origine intra-sédimentaire.  4, record 13, French, - chert

Record number: 13, Textual support number: 2 CONT

Des silex on doit rapprocher les chailles opaques, brun clair; les silexites ou cherts; les meulières en partie creusées de cavités irrégulières, de couleur rouille ou fauve et formant souvent des bancs irréguliers.  5, record 13, French, - chert

Record number: 13, Textual support number: 1 OBS

[La silexite est] composée essentiellement de quartz + hématite + feldspath alcalin.  6, record 13, French, - chert

Record number: 13, Textual support number: 2 OBS

chert : terme peu précis désignant des concrétions siliceuses que l'on rencontre en nodules, couches ou veines, au sein d'une autre roche. (Regroupe les chailles, silex, jaspes, etc.)  3, record 13, French, - chert

Record number: 13, Textual support number: 3 OBS

chert : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.  7, record 13, French, - chert

Record 13,  Textual support,  Spanish

Record number: 13, Textual support number: 1 DEF

Roca silícea, constituida por calcedonia, formada por sílice de origen orgánico [...]  1, record 13, Spanish, - silexita

Record 14,  Textual support,  English

Record number: 14, Textual support number: 1 DEF

A hard, compact rock with a streaky or banded structure produced by extreme granulation in both strike-slip and thrust fault zones.  2, record 14, English, - mylonite

Record 14,  Textual support,  French

Record number: 14, Textual support number: 1 DEF

Roche métamorphique formée de fragments très anguleux réunis par un ciment naturel.  2, record 14, French, - mylonite

Record number: 14, Textual support number: 1 OBS

Elle se produit sous l'action des mouvements tectoniques et se trouve sur les surfaces de décollement et de friction: elle permet ainsi souvent de préciser la localisation des failles.  2, record 14, French, - mylonite

Record 14,  Textual support,  Spanish

Record number: 14, Textual support number: 1 DEF

Roca metamórfica formada como consecuencia de esfuerzos de cizalla, de grano fino y color variado.  1, record 14, Spanish, - milonita

Record 15,  Textual support,  English

Record number: 15, Textual support number: 1 CONT

The Panel also notes that the majority of deep, hard rock underground mining operations in Ontario operate micro-seismic monitoring networks to track the occurrence and siting of mine-scale rockburst events.  1, record 15, English, - micro%2Dseismic%20monitoring%20network

Record 15,  Textual support,  French

Record 15,  Textual support,  Spanish

Record 16,  Textual support,  English

Record number: 16, Textual support number: 1 OBS

When a core of hard rock pierces a less resistant cover, which does not become entrained, we may apply the term used by Viennot, namely, "extrusion".  1, record 16, English, - extrusion

Record number: 16, Textual support number: 2 OBS

These extrusions are in general of limited dimensions, as plates or without marked elongation, and are apparently due to great pressure at the heart of hard rocks, which has caused flakes to break off ...  1, record 16, English, - extrusion

Record 16,  Textual support,  French

Record number: 16, Textual support number: 1 OBS

Lorsqu'une écaille d'un terrain dur perce au milieu d'une couverture moins résistante, non entraînée, on emploie plutôt, avec Viennot, le terme d'"extrusion".  1, record 16, French, - extrusion

Record number: 16, Textual support number: 2 OBS

Ces extrusions sont en général de dimensions limitées, en lame ou bien sans allongement bien marqué, et paraissent dues à des fortes compressions au sein des roches dures, qui en ont fait jaillir des éclats [...]  1, record 16, French, - extrusion

Record 16,  Textual support,  Spanish

Record number: 16, Textual support number: 1 DEF

Fragmento de un terreno duro emergente de su cobertura, poco resistente, después de un empuje tectónico vertical.  1, record 16, Spanish, - extrusi%C3%B3n

Record 17,  Textual support,  English

Record number: 17, Textual support number: 1 DEF

A rotary boring bit consisting of two to four-cone-shaped, toothed rollers which are turned by the rotation of the drill rods. They are used in hard rock in oil well boring and other deep holes down to 15, 000 feet and more. Although their penetration speed is somewhat slow, roller bits last longer which is a very important factor in deep drilling.  2, record 17, English, - roller%20bit

Record number: 17, Textual support number: 1 CONT

In rolling cutter bits, the cone type bits currently manufactured have three cutters or two cutters. For general overall use the bit with three cones is a better balanced bit.  6, record 17, English, - roller%20bit

Record number: 17, Textual support number: 1 OBS

Roller-cone bits are also called rock bits. The surface of each cone is made up of rows of steel or tungsten carbide teeth or rows of tungsten carbide inserts. Tungsten carbide insert bits are usually used to drill extremely hard formations.  5, record 17, English, - roller%20bit

Record 17,  Textual support,  French

Record number: 17, Textual support number: 1 CONT

L'action combinée du poids et de la rotation permet aux dents des trépans à molettes d'écailler la roche [...]  3, record 17, French, - tr%C3%A9pan%20%C3%A0%20molettes

Record 17,  Textual support,  Spanish

Record 18,  Textual support,  English

Record number: 18, Textual support number: 1 DEF

Any member of the invertebrate order Actiniaria. ... primarily sedentary marine animals resembling flowers.  3, record 18, English, - actinian

Record number: 18, Textual support number: 1 CONT

The cylindrical body may be thick and short or long and slender. The oral disk, or mouth, at the upper end of the body is surrounded by petallike, usually colourful tentacles. They may be few or numerous and are often present in multiples of six. Sea anemones are commonly yellow, green, or blue; they are attached by the pedal disk, or base, to a hard surface such as a rock, wharf timber, a seashell, or the back of a crab.  3, record 18, English, - actinian

Record 18,  Textual support,  French

Record number: 18, Textual support number: 1 CONT

[...] les Anémones de mer [...] possèdent un nombre très élevé de tentacules. [Elles] sont privées de squelette, mais adhèrent au rocher, et, d'une façon générale au sol, par une sorte de disque adhésif qui se trouve à la base du corps. Leur aspect est fort beau et rappelle celui d'une fleur en raison de leurs longs tentacules qui ressemblent à des pétales [...]  3, record 18, French, - actinie

Record 18,  Textual support,  Spanish

Record 19,  Textual support,  English

Record number: 19, Textual support number: 1 DEF

A core drill employed in rotary drilling in hard rock or very hard ground, using chilled iron or steel shot as the abrasive cutting medium.  4, record 19, English, - shot%20drill

Record number: 19, Textual support number: 1 OBS

As the bit is rotated under pressure, chilled-steel shots are supplied.  5, record 19, English, - shot%20drill

Record number: 19, Textual support number: 2 OBS

Not to be confused with "shothole drill."  4, record 19, English, - shot%20drill

Record 19,  Textual support,  French

Record number: 19, Textual support number: 1 DEF

Outil [...] constitué d'un cylindre [dont la rotation autour de l'axe] entraîne au fond du forage de la grenaille d'acier [qui] ronge le terrain comme un abrasif.  5, record 19, French, - sondeuse%20%C3%A0%20grenaille

Record number: 19, Textual support number: 1 CONT

Dans le cas [du] carottier à grenaille [...] le tube carottier est un simple tube en acier, avec couronne plate à l'extrémité, animée d'un mouvement de rotation rapide (100 à 200 tr/mn) sous laquelle, au fond du trou, on projette de la grenaille composée de sphères abrasives, en acier dur (l,5 à 4 mm). La grenaille entraînée par la couronne, sous le poids du tube, roule et s'écrase tout en usant la roche par abrasion. Elle use également le métal du tube qui est en acier doux. Par le canal axial de la tige de sonde on injecte de l'eau sous pression et de temps à autre, on y jette de la grenaille : l'ensemble gagne le fond du trou. Pour permettre à l'eau de refroidissement de passer de l'intérieur à l'extérieur du tube, on ménage, à la base de ce dernier, une encoche latérale. L'eau, en remontant à la surface, par l'extérieur du tube, entraîne les éléments de roche détachés par la grenaille : le fond de la saignée circulaire creusée par le tube est ainsi dégagé [...]  2, record 19, French, - sondeuse%20%C3%A0%20grenaille

Record 19,  Textual support,  Spanish

Record 20,  Textual support,  English

Record number: 20, Textual support number: 1 CONT

Tunnels are... grouped in four broad categories... soft ground... hard rock... soft rock... and subaqueous... nearly all tunneling operations involve... investigation, excavation and materials transport [etc. ].  1, record 20, English, - tunneling

Record 20,  Textual support,  French

Record number: 20, Textual support number: 1 CONT

Méthodes de creusement courantes. Les souterrains de faible section peuvent être attaqués directement à pleine section [...] Il en est de même pour les souterrains plus importants s'ils sont creusés dans le rocher.  4, record 20, French, - creusement

Record 20,  Textual support,  Spanish

Record 21,  Textual support,  English

Record number: 21, Textual support number: 1 DEF

A hard ridge of rock, gravel, or sand crossing the bed of a stream, on the upper side of which gold is likely to be deposited.  2, record 21, English, - bar

Record 21,  Textual support,  French

Record number: 21, Textual support number: 1 DEF

Banc dur en saillie interrompant le profil d'un cours d'eau et agissant à la manière des riffles d'un sluice qui retiennent les pépites d'or.  4, record 21, French, - barre

Record number: 21, Textual support number: 1 CONT

L'or a tendance à s'accumuler à la base des barres graveleuses ou sablonneuses dans le milieu d'un chenal fluvial ou bien dans les barres graveleuses et sablonneuses du côté concave d'un méandre.  5, record 21, French, - barre

Record number: 21, Textual support number: 2 CONT

Dépôt des minéraux lourds en arrière d'un seuil (barre rocheuse) accidentant le lit d'un cours d'eau. [...] Un seuil, une barre rocheuse crée un «niveau de base» localisé, une nappe d'eau relativement calme où le courant est moins rapide, et les grains qui chutent au fond de ce petit bassin ne franchiront pas le seuil, car la pente est contre eux [...]  2, record 21, French, - barre

Record number: 21, Textual support number: 3 CONT

La localisation des «pay streaks» [ou traînées payantes] [...] dépend très souvent de détails morphologiques : ruptures de pente du profil en long, marmites et saillies du «bed-rock», méandres abandonnés («délaissés»).  2, record 21, French, - barre

Record number: 21, Textual support number: 1 OBS

Les seuils peuvent être constitués par la roche en place ou par des bancs de sables et de graviers.  6, record 21, French, - barre

Record 21,  Textual support,  Spanish

Record 22,  Textual support,  English

Record number: 22, Textual support number: 1 DEF

The insertion of piton into a crack by means of a hammer or by hands.  5, record 22, English, - placing%20of%20piton

Record number: 22, Textual support number: 1 CONT

In hard, solid rock select a crack wide enough to admit one third to one half of the piton shaft before driving the piton in. The placing of pitons in soft, rotten rock is often not practical. When this type of rock must be scaled, loose rock from the crack should be removed before setting the piton.  6, record 22, English, - placing%20of%20piton

Record number: 22, Textual support number: 2 CONT

Many of the skills of piton placing can be gained only by practice, and once again an occasional hour spent experimenting with pegs on a boulder can give valuable knowledge.  2, record 22, English, - placing%20of%20piton

Record number: 22, Textual support number: 3 CONT

Placing Pitons: The placement of pitons is normally the function of the leader ... Ideally, a piton should be inserted into a crack 1/2 to 2/3 of its length and driven hard to the hilt. A ringing sound, steadily increasing in pitch, usually indicates a solid piton.  4, record 22, English, - placing%20of%20piton

Record number: 22, Textual support number: 1 OBS

Using pitons is known as "pegging" and taking them out is called "de-pegging". This English word is gradually replacing the French one in Britain.  3, record 22, English, - placing%20of%20piton

Record 22,  Textual support,  French

Record number: 22, Textual support number: 1 DEF

Action d'enfoncer des pitons dans une paroi.  2, record 22, French, - pitonnage

Record number: 22, Textual support number: 1 CONT

La solidité d'un piton n'est pas proportionnelle au nombre de coups de marteau, mais plus à la réflexion sur l'emplacement et le choix de celui-ci. Le son qu'émet le piton lors de la frappe est le meilleur des indices. Un son clair et aigu indique qu'il est solide. Si le pitonnage est très délicat ou si le choix des pitons est très limité, on utilise diverses astuces.  3, record 22, French, - pitonnage

Record 22,  Textual support,  Spanish

Record 23,  Textual support,  English

Record number: 23, Textual support number: 1 DEF

A place of abrupt change in a stream gradient.  4, record 23, English, - nick%20point

Record number: 23, Textual support number: 1 CONT

Every stream develops its own gradient and establishes a longitudinal profile. A portion of the stream is designated a graded stream when the stream is adjusted among available discharge, channel characteristics, its velocity, and the load supplied from the drainage basin. An interruption in a stream's longitudinal profile is called a nickpoint. A nickpoint can develop as the stream flows across hard resistant rock or after tectonic uplift episodes.  2, record 23, English, - nick%20point

Record 23,  Textual support,  French

Record number: 23, Textual support number: 1 CONT

Tout cours d’eau à l’équilibre présente un profil longitudinal caractéristique d’allureconcave. On désigne par le terme de rupture de pente le changement brusque de ce profil. Des indices peuvent être calculés pour quantifier cette irrégularité.  2, record 23, French, - rupture%20de%20pente

Record 23,  Textual support,  Spanish

Record 24,  Textual support,  English

Record number: 24, Textual support number: 1 DEF

That part of a landscape referring to trees, plant materials and animals as opposed to non living elements as rock, brick, wood, etc. which are part of the hard landscape.  2, record 24, English, - soft%20landscape

Record number: 24, Textual support number: 1 CONT

Sculpture in the landscape has been used in the landscape since the most ancient of times. It has been used to define the edges of outdoor "rooms", to provide a terminus to a visual axis, and act as a subject of private contemplation. Topiary (the "sculpting" of plant material) aside, hard sculpture provides a pleasing contrast to the soft landscape.  1, record 24, English, - soft%20landscape

Record 24,  Textual support,  French

Record number: 24, Textual support number: 1 OBS

Selon l'Ordre des architectes du Québec et l'École d'architecture paysagère, Université de Montréal il n'existe pas d'équivalent français connu.  2, record 24, French, - %C3%A9l%C3%A9ments%20paysagers%20vivants

Record number: 24, Textual support number: 2 OBS

Voir la fiche «parties construites du jardin/hard landscape».  1, record 24, French, - %C3%A9l%C3%A9ments%20paysagers%20vivants

Record 24,  Textual support,  Spanish

Record 25,  Textual support,  English

Record number: 25, Textual support number: 1 DEF

A hard or flint-like fire clay occurring as an unstratified massive rock, practically devoid of natural plasticity and showing a conchoidal fracture.  3, record 25, English, - flint%20fire%20clay

Record 25,  Textual support,  French

Record number: 25, Textual support number: 1 DEF

Argile dure, ou analogue au silex, se présentant sous l'aspect d'une roche massive, non stratifiée, pratiquement dépourvue de plasticité naturelle et à cassure conchoïdale.  4, record 25, French, - argile%20flint

Record number: 25, Textual support number: 1 OBS

Keller et ses collaborateurs (1953) décrivent les gisements de «flint-clays», c'est-à-dire des roches hautement kaoliniques, alumineuses et réfractaires du Missouri.  3, record 25, French, - argile%20flint

Record 25,  Textual support,  Spanish

Record number: 25, Textual support number: 1 DEF

Arcilla compacta, dura, carente de plasticidad, con fractura concoidea, cuyo componente mayoritario es la caolinita ordenada y bien cristalizada y que en general contiene óxidos de hierro.  1, record 25, Spanish, - arcilla%20refractaria%20sil%C3%ADcea

Record 26,  Textual support,  English

Record number: 26, Textual support number: 1 DEF

A small, hard mass or lump of a mineral or mineral aggregate characterized by a contrasting composition form and a greater hardness than the surrounding sediment or rock matrix in which it is embedded.  2, record 26, English, - nodule

Record 26,  Textual support,  French

Record number: 26, Textual support number: 1 DEF

Concrétion centimétrique à décimétrique contenue dans une roche dont elle se différencie par sa composition et/ou sa structure.  2, record 26, French, - nodule

Record 26,  Textual support,  Spanish

Record number: 26, Textual support number: 1 DEF

Zona globular muy pequeña donde, en el seno de una roca, se ha concentrado en alto grado uno de los componentes de ésta.  1, record 26, Spanish, - n%C3%B3dulo

Record 27,  Textual support,  English

Record number: 27, Textual support number: 1 DEF

Said of a shoreline that has been cut through soft mantle until it reaches underlying hard rock.  2, record 27, English, - contraposed

Record 27,  Textual support,  French

Record number: 27, Textual support number: 1 DEF

Qualifie une côte dont le recul a révélé, sous les formations meubles déblayées par la mer, une structure résistante masquée à l'origine de l'évolution littorale.  2, record 27, French, - contrapos%C3%A9

Record number: 27, Textual support number: 1 CONT

Protection des côtes rocheuses et lutte contre le recul des falaises (les côtes contraposées de plates-formes; les côtes abruptes à falaises; gestion des espaces naturels littoraux rocheux).  3, record 27, French, - contrapos%C3%A9

Record 27,  Textual support,  Spanish

Record 28,  Textual support,  English

Record number: 28, Textual support number: 1 OBS

Hard rock.  2, record 28, English, - metal%2Dband

Record 28,  Textual support,  French

Record number: 28, Textual support number: 1 DEF

Groupe de hard rock.  2, record 28, French, - metal%2Dband

Record number: 28, Textual support number: 1 CONT

Le rock occupe [...] une place de plus en plus prépondérante dans le cinéma fantastique : ainsi «The Gate» (la Fissure) [...]. On y voit un hardos en bas âge, copieusement badgé, trépigner dans sa chambrée en jouant de la guitare imaginaire sur les «riffs» de Sacrifix, un metal-band satanique qui a enregistré des messages subliminaux sur son unique album [...]  3, record 28, French, - metal%2Dband

Record number: 28, Textual support number: 1 OBS

À rapprocher de l'anglais «heavy metal» (= hard rock).  2, record 28, French, - metal%2Dband

Record 28,  Textual support,  Spanish

Record 29,  Textual support,  English

Record number: 29, Textual support number: 1 DEF

Energetic and highly amplified electronic rock music having a hard beat and usually an element of the fantastic.  2, record 29, English, - heavy%20metal%20band

Record 29,  Textual support,  French

Record number: 29, Textual support number: 1 OBS

heavy metal : synonyme de «hard-rock».  2, record 29, French, - groupe%20heavy%20metal

Record number: 29, Textual support number: 2 OBS

hard-rock : L'une des formes les plus violentes du rock, caractérisée par une débauche d'énergie et un important volume sonore. Abréviation : (terme familier) hard.  2, record 29, French, - groupe%20heavy%20metal

Record 29,  Textual support,  Spanish

Record 30,  Textual support,  English

Record number: 30, Textual support number: 1 CONT

The impression of skeletal remains in adjoining rock constitutes ... an internal mould, if the impression reveals the form and markings of inner surfaces.  6, record 30, English, - internal%20mould

Record number: 30, Textual support number: 2 CONT

Few organisms are preserved entire in the rocks; only the hard parts, such as shells and bones, as a rule endure. These parts may be preserved unchanged, but commonly the material out of which they were built by the organism has been dissolved by circulating solutions... The shell or hard part may even be wholly removed, and only an imprint or hollow mold be left in the rock. A natural mold of this sort may later become filled with mineral matter, and this filling thus forms a copy or natural cast of the organic object.  5, record 30, English, - internal%20mould

Record 30,  Textual support,  French

Record number: 30, Textual support number: 1 CONT

[...] la coquille peut [...] disparaître et le moule interne ou le moule externe peuvent seuls être conservés; [...]  2, record 30, French, - moule%20interne

Record number: 30, Textual support number: 2 CONT

[...] le fossile ayant été postérieurement dissout par des solutions minérales corrosives, son remplissage interne, minéralisé (occupant la place de la masse viscérale) a subsisté : c'est un moule interne.  3, record 30, French, - moule%20interne

Record number: 30, Textual support number: 3 CONT

[...] l'anatomie des Brachiopodes et des Bivalves fossiles est connue par les moules internes, qui présentent entre autre de magnifiques empreintes de muscles dorsiventraux attachant l'animal à sa coquille.  4, record 30, French, - moule%20interne

Record number: 30, Textual support number: 1 OBS

[...] le remplissage de la coquille par le sédiment [...] laisse une empreinte de la forme interne de l'organisme [...]  5, record 30, French, - moule%20interne

Record 30,  Textual support,  Spanish

Record 31,  Textual support,  English

Record number: 31, Textual support number: 1 DEF

Roofing made of a hard, brittle metamorphic rock consisting mainly of clay minerals, and used as dimension stone in thin sheets for flooring, roofing, panels or chalkboard, and in granular form as surfacing on composition roofing.  4, record 31, English, - slating

Record number: 31, Textual support number: 1 CONT

Aluminum should not be considered for flashing a slate roof as its longevity is not compatible with slate.  3, record 31, English, - slating

Record 31,  Textual support,  French

Record number: 31, Textual support number: 1 CONT

La couverture en ardoise est principalement utilisée au voisinage des gisements de schiste ardoisier [...] La facilité du travail de l'ardoise permet la réalisation de belles toitures, ce qui a fait choisir ce matériau pour la couverture d'édifices monumentaux dans toute la France.  3, record 31, French, - couverture%20en%20ardoise

Record number: 31, Textual support number: 1 OBS

Couverture. Ensemble des ouvrages et matériaux de revêtement qui assurent le «couvert» d'un édifice.  4, record 31, French, - couverture%20en%20ardoise

Record 31,  Textual support,  Spanish

Record 32,  Textual support,  English

Record number: 32, Textual support number: 1 DEF

A mixture of lime and water with shells, gravel, or stones; when dry, forms a mass as hard as rock; used as a building material.  2, record 32, English, - tabby

Record number: 32, Textual support number: 1 CONT

Concrete technology was kept alive during the Middle Ages in Spain and Africa, with the Spanish introducing a form of concrete to the New World in the first decades of the 16th century. It was used by both the Spanish and English in coastal areas stretching from Florida to South Carolina. Called "tapia," or "tabby," the substance was a creamy white, monolithic masonry material composed of lime, sand, and an aggregate of shells, gravel, or stone mixed with water. This mass of material was placed between wooden forms tamped, and allowed to dry, the building arising in layers, about one foot at a time.  3, record 32, English, - tabby

Record 32,  Textual support,  French

Record 32,  Textual support,  Spanish

Record 33,  Textual support,  English

Record number: 33, Textual support number: 1 DEF

A delivery by which a curler places a rock behind another rock or behind a guard but inside the house, laying in a position where it represents a point and where it is hard to reach by an opposing rock to be delivered.  3, record 33, English, - well%2Dburied%20shot

Record 33,  Textual support,  French

Record number: 33, Textual support number: 1 DEF

Lancer qui résulte en une pierre placée derrière une autre ou derrière une garde mais à l'intérieur de la maison, immobilisée dans une position où elle marque un point et d'où elle peut difficilement être délogée par une pierre adverse à lancer.  2, record 33, French, - point%20bien%20gard%C3%A9

Record 33,  Textual support,  Spanish

Record 34,  Textual support,  English

Record number: 34, Textual support number: 1 DEF

A very hard sedimentary rock, similar to chert, composed essentially of microcrystalline quartz.  5, record 34, English, - novaculite

Record number: 34, Textual support number: 1 OBS

Novaculite is used as a whetstone for sharpening cutting instruments. The term is little used outside of Arkansas and Oklahoma where it is found in Lower Paleozoic strata.  3, record 34, English, - novaculite

Record 34,  Textual support,  French

Record number: 34, Textual support number: 1 CONT

La novaculite est une roche siliceuse cryptocristalline très dense, à texture homogène et de couleur claire. Elle ressemble au chert, mais s'en distingue par la prédominance du quartz sur la calcédoine. La novaculite est associée dans cette partie des États-Unis à du chert et à des schistes. C'est donc un complexe argilo-siliceux avec apports terrigènes.  1, record 34, French, - novaculite

Record 34,  Textual support,  Spanish

Record number: 34, Textual support number: 1 DEF

Roca sedimentaria silícea que presenta gran dureza, grano fino y una textura homogénea. Se emplea como piedra de afilado.  2, record 34, Spanish, - novaculita

Record number: 34, Textual support number: 1 CONT

la llamada novaculita [...] consiste en un sílex (o chert) compuesto casi enteramente por cuarzo microcristalino granular y con color blanco lechoso dominante. El ejemplo más conocido es de Novaculita de Caballos y de Arkansas que se localizan en el tránsito Devónico-Carbonífero en una amplia región de USA y en la que existe más del 90 por 100 de sílex.  3, record 34, Spanish, - novaculita

Record 35,  Textual support,  English

Record number: 35, Textual support number: 1 DEF

A volcanic igneous rock that forms when still-warm tephra accumulates at the Earth’s surface.  2, record 35, English, - welded%20tuff

Record number: 35, Textual support number: 1 CONT

Welded tuff is a pyroclastic rock, of any origin, that was sufficiently hot at the time of deposition to weld together.  3, record 35, English, - welded%20tuff

Record number: 35, Textual support number: 1 OBS

Because the particles are still warm and soft, they can weld together under the weight of overlying deposits, forming a hard rock.  2, record 35, English, - welded%20tuff

Record number: 35, Textual support number: 2 OBS

Many ignimbrites are loose, unconsolidated deposits, but some exhibit welding, giving the ignimbrite the texture of a solid rock mass, hence the terms commonly used to describe these examples: welded tuff and welded ashflow.  4, record 35, English, - welded%20tuff

Record number: 35, Textual support number: 3 OBS

Strictly speaking, if the rock contains scattered pea-sized fragments or fiamme in it, it is called a welded lapilli-tuff. Welded tuffs (and welded lapilli-tuffs) can be of fallout origin, or deposited from pyroclastic density currents, as in the case of ignimbrites.  3, record 35, English, - welded%20tuff

Record number: 35, Textual support number: 4 OBS

welded tuff: term used at Natural Resources Canada - Earth Sciences Sector.  5, record 35, English, - welded%20tuff

Record 35,  Textual support,  French

Record number: 35, Textual support number: 1 DEF

Formation composée de fragments de roches pyroclastiques déposés à chaud et soudés par cristallisation.  2, record 35, French, - tuf%20soud%C3%A9

Record number: 35, Textual support number: 1 OBS

tuf soudé : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.  3, record 35, French, - tuf%20soud%C3%A9

Record 35,  Textual support,  Spanish

Record 36,  Textual support,  English

Record number: 36, Textual support number: 1 OBS

1. Continue boring with an auger or boring bucket depending on the soil condition... 2. Carry out boring until the designed depth is achieved. 3. If hard material is encountered during boring, use chisel or rock tools to penetrate into the hard stratum...  2, record 36, English, - extension%20bucket

Record 36,  Textual support,  French

Record number: 36, Textual support number: 1 DEF

Dispositif constituant une extension de la benne-forage et permettant de creuser à de grandes profondeurs.  1, record 36, French, - b%C3%A2tilong

Record 36,  Textual support,  Spanish

Record 37,  Textual support,  English

Record number: 37, Textual support number: 1 DEF

A dense, insensitive, high-velocity explosive of great power and very high water resistance used principally for blasting hard rock or where blastholes are wet.  11, record 37, English, - slurry%20blasting%20agent

Record number: 37, Textual support number: 1 CONT

Slurry blasting agents (SBA) are based on thickened or gelatinized ammonium nitrate slurries sensitized with TNT, other solid explosives, or aluminum. It is the most efficient commercial blasting agent now in use.  12, record 37, English, - slurry%20blasting%20agent

Record 37,  Textual support,  French

Record number: 37, Textual support number: 1 CONT

[...] il se développe actuellement, aux États-Unis notamment, des explosifs en bouillie formés d'une solution concentrée de nitrate de sodium ou d'ammonium dans l'eau additionnée de tolite ou d'une autre substance explosive.  5, record 37, French, - explosif%20en%20bouillie

Record number: 37, Textual support number: 1 OBS

explosif en bouillie : terme uniformisé par le Groupe de travail de terminologie des Munitions.  6, record 37, French, - explosif%20en%20bouillie

Record 37,  Textual support,  Spanish

Record 38,  Textual support,  English

Record number: 38, Textual support number: 1 DEF

The breaking-up into angular blocks of a hard rock that has been subjected to severe stresses.  1, record 38, English, - shattering

Record number: 38, Textual support number: 1 OBS

The fractures may cut across mineral grains and structures in the rock.  1, record 38, English, - shattering

Record 38,  Textual support,  French

Record 38,  Textual support,  Spanish

Record 39,  Textual support,  English

Record number: 39, Textual support number: 1 CONT

The garnet is an inert mineral, free from any harmful metals and is low free silica.  2, record 39, English, - inert%20mineral

Record number: 39, Textual support number: 2 CONT

Aggregate consists of hard, graduated fragments of inert mineral materials, including sand, gravel, crushed stone, slag, rock dust, or powder.  3, record 39, English, - inert%20mineral

Record 39,  Textual support,  French

Record number: 39, Textual support number: 1 CONT

[...] le quartz a été défini comme un minéral inerte.  2, record 39, French, - min%C3%A9ral%20inerte

Record number: 39, Textual support number: 1 OBS

Un minéral, plus fort que ceux qui l'entourent, peut exercer en s'accroissant des efforts mécaniques comparables à ceux de la glace qui fait éclater une roche gélive. Il peut déplacer les minéraux voisins, englober certains d'entre eux [...] Ces inclusions deviennent alors «inertes», ne s'accroissent plus et demeurent plus petites que les minéraux de la trame.  3, record 39, French, - min%C3%A9ral%20inerte

Record 39,  Textual support,  Spanish

Record 40,  Textual support,  English

Record number: 40, Textual support number: 1 DEF

... a dark... and very hard, tough, and firmly indurated, coarse-grained sandstone [which] consists of poorly sorted and extremely angular to subangular grains of quartz and feldspar with an abundant variety of small, dark rock and mineral fragments embedded in a... compact, partly metamorphosed clayey matrix having the general composition of slate and containing an abundance of very fine-grained micaceous... and chloritic minerals;...  3, record 40, English, - graywacke

Record 40,  Textual support,  French

Record number: 40, Textual support number: 1 DEF

[...] roche détritique sombre, pauvre en quartz, riche en débris de roches variées et à ciment détritique abondant très chloriteux.  2, record 40, French, - grauwacke

Record 40,  Textual support,  Spanish

Record number: 40, Textual support number: 1 DEF

Roca detrítica formada por la consolidación de los minerales que resultan de la descomposición del granito.  1, record 40, Spanish, - grauvaca

Record number: 40, Textual support number: 1 CONT

Las grauvacas constan de mica, feldespatos y otros constituyentes del granito, incluyendo el cuarzo (aunque en proporciones mucho menores); todos esos elementos se hallan unidos por un cemento también detrítico. Su textura es arenosa y su color grisáceo.  1, record 40, Spanish, - grauvaca

Record number: 40, Textual support number: 1 OBS

grauwaka y grauwacke: nombre en alemán.  2, record 40, Spanish, - grauvaca

Record 41,  Textual support,  English

Record number: 41, Textual support number: 1 DEF

A natural igneous rock formation of visibly crystalline texture, specifically : a usually flesh-red whitish or gray very hard and durable holocrystalline-granular plutonic igneous rock consisting essentially of quartz, orthoclase or microcline, a small amount of acid plagioclase, usually one or more members of the mica, amphibole, and less commonly pyroxene groups, and usually accessories(as apatite, zircon, magnetite, and occasionally topaz, tourmaline, garnet), the rock varying in texture from fine to very coarse and taking a fine polish.  2, record 41, English, - granite

Record number: 41, Textual support number: 1 CONT

... granites constitute a large portion of the Archean basement. They form massive batholiths and plutons as well as extensive areas of granitic gneisses. They have long-term stability, high rock strength, good chemical stability, homogeneity and low porosity.  3, record 41, English, - granite

Record number: 41, Textual support number: 1 PHR

Felsic granite.  4, record 41, English, - granite

Record 41,  Textual support,  French

Record number: 41, Textual support number: 1 DEF

Roche magmatique plutonique formée essentiellement de quartz et de feldspaths, et accessoirement d'autres minéraux comme les micas, les amphiboles et les pyroxènes, les autres minéraux accidentels.  3, record 41, French, - granite

Record number: 41, Textual support number: 1 CONT

[...] on peut envisager la possibilité de créer un stockage [de déchets nucléaires] dans différentes roches : - roches sédimentaires telles que l'argile et le sel; - roches cristallines telles que le granite et le schiste.  4, record 41, French, - granite

Record number: 41, Textual support number: 2 CONT

Aucune formation géologique (granit, sel, argile, tuf volcanique) n'est nécessairement meilleure qu'une autre [en ce qui a trait à l'évacuation des déchets radioactifs dans des formations géologiques profondes].  5, record 41, French, - granite

Record number: 41, Textual support number: 1 PHR

Granite felsique.  6, record 41, French, - granite

Record 41,  Textual support,  Spanish

Record number: 41, Textual support number: 1 DEF

Roca plutónica de textura granuda, compuesta por cuarzo, feldespato potásico, plagioclasa y minerales oscuros (principalmente, biotita) en porcentajes, en general, reducidos. El feldespato potásico predomina sobre la plagioclasa.  2, record 41, Spanish, - granito

Record 43,  Textual support,  English

Record number: 43, Textual support number: 1 CONT

The definition of rock from an engineering or functional viewpoint is complicated by structures and defects. A rock that is hard but fractured may be easier to excavate than a softer but more coherent material. Although the fractured rock is easier to excavate, it may require bracing to support it in a deep excavation, whereas the soft rock may stand without support.  2, record 43, English, - soft%20rock

Record number: 43, Textual support number: 1 OBS

An imprecise term used to denote materials that are more coherent than soils, yet are less coherent than many rocks. Two empirical definitions are that a soft rock does not need to be excavated by blasting, and that a soft rock has an unconfined compressive strength of between 400 and 1000 kN/m². It may be noted that to the geologist all sedimentary rocks are termed soft rocks, which may lead to confusion in an engineering context, since many sedimentary rocks cannot be excavated mechanically.  3, record 43, English, - soft%20rock

Record number: 43, Textual support number: 2 OBS

Antonym :hard rock.  4, record 43, English, - soft%20rock

Record 43,  Textual support,  French

Record number: 43, Textual support number: 1 CONT

[...] on peut classer les sols en trois catégories d'après leur résistance à la compression ou force portante. 1) Sols très résistants dits «Incompressibles». Dans cette catégorie entrent notamment : Les roches dures telles que les roches éruptives et les calcaires durs [...] Les roches tendres telles que les calcaires tendres, les marnes et les argiles compactes [...] Les sables et graviers [...] 2) Sols moyennement compressibles ou élastiques [...] 3) Sols indéfiniment compressibles.  3, record 43, French, - roche%20tendre

Record 43,  Textual support,  Spanish

Record 44,  Textual support,  English

Record number: 44, Textual support number: 1 CONT

Hard rock chromite deposits are normally assigned to one of two classes on the basis of deposit geometry, petrological character, and tectonic setting. Stratiform deposits are sheet-like accumulations of chromite that occur in layered ultramafic to mafic igneous intrusions. Podiform deposits are irregular but fundamentally lenticular chromite-rich bodies that occur within Alpine peridotite or ophiolite complexes.  1, record 44, English, - hard%20rock%20chromite%20deposit

Record 44,  Textual support,  French

Record number: 44, Textual support number: 1 CONT

Deux sous-types de gîtes de chromite en roches dures sont en général reconnus d'après la géométrie des corps minéralisés, le caractère pétrologique des roches hôtes et le milieu tectonique dans lequel apparaissent les minéralisations. Les gîtes stratiformes sont des accumulations de chromite adoptant la forme de nappes qui se rencontrent dans des intrusions stratifiées de composition ultramafique à mafique. Les gîtes podiformes sont des amas riches en chromite, de forme irrégulière mais essentiellement lenticulaire, situés au sein de complexes ophiolitiques ou de péridotites de type alpin.  1, record 44, French, - g%C3%AEte%20de%20chromite%20en%20roche%20dure

Record 44,  Textual support,  Spanish

Record 45,  Textual support,  English

Record number: 45, Textual support number: 1 DEF

A torch in which temperatures as high as 50, 000º are achieved by injecting a plasma gas tangentially into an electric arc formed between electrodes in a chamber; the resulting vortex of hot gases emerges at very high speed through a hole in the negative electrode, to form a jet for welding, spraying of molten metal, and cutting of hard rock or hard metals.  4, record 45, English, - plasma%20gun

Record number: 45, Textual support number: 1 CONT

Vacuum Plasma Deposition (VPD). A thermal spraying process variation utilizing a plasma gun confined to a solid enclosure. The enclosure is evacuated and the spraying performed under low pressure, usually below 10 Toff. Also Vacuum Plasma Spray, Low Pressure Plasma Spray (LPPS).  1, record 45, English, - plasma%20gun

Record number: 45, Textual support number: 1 OBS

Highly refractory coating materials such as oxides, carbides, and nitrides, can be applied by plasma-arc spraying. In this process temperatures of 20,000°F (12,000°C) or more may be produced by partially ionizing a gas (nitrogen or argon) in an electric arc and passing the gas through a small orifice to produce a jet of hot gas moving at high velocity.  5, record 45, English, - plasma%20gun

Record 45,  Textual support,  French

Record number: 45, Textual support number: 1 CONT

Revêtement par projection de métaux [...] Pistolets à plasma. Ils sont [...] du type à poudre. Un tel pistolet est constitué par une cathode en tungstène thorié et une base anode en cuivre [...] percée d'un ajutage étroit. Si l'on fait jaillir l'arc entre l'anode et la cathode et que l'on force un gaz (généralement de l'argon ou de l'azote) à passer dans cet arc, il est ionisé et, la température étant très élevée [...] il est éjecté par cet ajutage à une vitesse voisine de la vitesse sonique. Si l'on introduit dans cette chambre un matériau en poudre fine, il est instantanément fondu et pulvérisé violemment sur la surface à recouvrir.  5, record 45, French, - pistolet%20%C3%A0%20plasma

Record 45,  Textual support,  Spanish

Record 46,  Textual support,  English

Record number: 46, Textual support number: 1 CONT

Hard rock chromite deposits are normally assigned to one of two classes on the basis of deposit geometry, petrological character, and tectonic setting. Stratiform deposits are sheet-like accumulations of chromite that occur in layered ultramafic to mafic igneous intrusions. Podiform deposits are irregular but fundamentally lenticular chromite-rich bodies that occur within Alpine peridotite or ophiolite complexes.  1, record 46, English, - petrological%20character

Record 46,  Textual support,  French

Record number: 46, Textual support number: 1 CONT

Deux sous-types de gîtes de chromite en roches dures sont en général reconnus d'après la géométrie des corps minéralisés, le caractère pétrologique des roches hôtes et le milieu tectonique dans lequel apparaissent les minéralisations. Les gîtes stratiformes sont des accumulations de chromite adoptant la forme de nappes qui se rencontrent dans des intrusions stratifiées de composition ultramafique à mafique. Les gîtes podiformes sont des amas riches en chromite, de forme irrégulière mais essentiellement lenticulaire, situés au sein de complexes ophiolitiques ou de péridotites de type alpin.  1, record 46, French, - caract%C3%A8re%20p%C3%A9trologique

Record 46,  Textual support,  Spanish

Record 47,  Textual support,  English

Record number: 47, Textual support number: 1 DEF

A hand tool used for breaking rock, consisting of a firmly fixed head of hardened steel with a blunt surface at one end and either a sharpened point(or pick, for breaking hard rock) or a sharpened edge(or chisel, for breaking soft rock) at the other end, and set crosswise on a handle.  1, record 47, English, - hammer

Record number: 47, Textual support number: 1 OBS

It is the recognised symbol of the geologist, and his chief field instrument.  1, record 47, English, - hammer

Record 47,  Textual support,  French

Record 47,  Textual support,  Spanish

Record 48,  Textual support,  English

Record number: 48, Textual support number: 1 DEF

A mine located in hard rock, especially one difficult to drill, blast, and square up.  1, record 48, English, - hard%2Drock%20mine

Record number: 48, Textual support number: 1 CONT

A hard rock mine is a tunnel that is dug into solid rock for the sole purpose of finding valuable or precious rocks, minerals, or metals.  3, record 48, English, - hard%2Drock%20mine

Record number: 48, Textual support number: 1 OBS

Hard rock mines usually use drifts to obtain the rich ore, though, some hard rock mines are open pit.  3, record 48, English, - hard%2Drock%20mine

Record 48,  Textual support,  French

Record number: 48, Textual support number: 1 CONT

[...] la redevance pour l'exploitation des placers est calculée sous forme de frais fixes, par unité de production; pour l'exploitation des mines en roche dure, sous forme de taxe sur la valeur des ventes nettes.  2, record 48, French, - mine%20en%20roche%20dure

Record 48,  Textual support,  Spanish

Record 49,  Textual support,  English

Record number: 49, Textual support number: 1 CONT

The environment of Phobos presents severe technical challenges for EVA and a set of concerns that differs quite markedly from those for Mars. Gravity is 0. 001 and there appear to be no landscape features or surface amenities to enable a vehicle or crew to land there.... Anchored supports(equipment, rails, tethers, facilities). Stakes, posts, and pylons(in increasing size/length), possibly with permeating adhesive, will be required to affix various items to the Phobos surface.... Vacuum qualified "cement" to bond attachment fittings or the restraint device itself to hard rock surfaces...  2, record 49, English, - restraint%20device

Record 49,  Textual support,  French

Record 49,  Textual support,  Spanish