TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

MAGNETIC IRON OXIDE [13 records]

Record 1 2016-01-26

English

Subject field(s)
  • Magnetic Materials and Ferromagnetism
  • Chemistry
  • Mineralogy
DEF

A magnetic variety of natural iron oxide(Fe3OH) or of the mineral magnetite; specifically a piece of magnetite possessing polarity like a magnet or magnetic needle and hence one that, when freely suspended, will attract iron objects.

Key term(s)
  • lode claim stone

French

Domaine(s)
  • Matériaux magnétiques et ferromagnétisme
  • Chimie
  • Minéralogie
DEF

Oxyde de fer ou magnétite qui a la propriété d'attirer le fer et certains autres métaux, de créer un champ magnétique.

Spanish

Campo(s) temático(s)
  • Materiales magnéticos y ferromagnetismo
  • Química
  • Mineralogía
Save record 1

Record 2 2015-04-09

English

Subject field(s)
  • Iron
CONT

The magnetic particle method is the most satisfactory method for finding surface and sub-surface defects.... The basic principle of the method is that while magnetic flux lines are caused to flow in a part, the local disturbance at a flaw is detected by using a magnetic powder either dry, or preferably, as a suspension in a liquid. Ferroso-ferric oxide(magnetic oxide of iron, Fe3 04 is generally preferred to powdered soft iron although even iron filings will indicate the larger faults.

French

Domaine(s)
  • Fer
CONT

En projetant à la surface d'une pièce défectueuse de fines particules magnétiques, celles-ci sont attirées et accumulées par le champ de fuite qui se comporte à leur égard comme un minuscule aimant. Cette accumulation visible des particules donne ce que l'on nomme le "spectre du défaut". Ces particules sont généralement des oxydes magnétiques, plus rarement de la poudre de fer.

Spanish

Save record 2

Record 3 2012-04-18

English

Subject field(s)
  • Mineralogy
Universal entry(ies)
ZnFe2O4
formula, see observation
DEF

An iron-black slightly magnetic mineral... consisting of an oxide of iron and zinc occurring in octahedral crystals or massive and constituting a member of the magnetite series.

CONT

Franklinite is one of the minerals found at Franklin, New Jersey, a world famous locality that has produced many formerly unknown and exotic mineral species. It is found in large enough quantity to serve as an ore of zinc and manganese, two important strategic and industrial metals.

OBS

magnetite: ... the chief member of one of the series of the spinel group.

OBS

Chemical formula: ZnFe2O4

French

Domaine(s)
  • Minéralogie
Entrée(s) universelle(s)
ZnFe2O4
formula, see observation
DEF

Minéral (oxyde) du système cristallin cubique, ressemblant à la magnétite, de couleur noire, du groupe des spinelles.

CONT

Les termes extrêmes les plus importants de ce groupe [spinelle-magnétite] sont le spinelle [...], la franklinite [...], la chromite [...], la magnétite [...]

OBS

Formule chimique : ZnFe2O4

Spanish

Campo(s) temático(s)
  • Mineralogía
Entrada(s) universal(es)
ZnFe2O4
formula, see observation
DEF

Óxido de cinc, manganeso y hierro [...], es una variedad de magnetita, en forma de cristales octaédricos negros y duros.

OBS

Fórmula química: ZnFe2O4

Save record 3

Record 4 2011-11-04

English

Subject field(s)
  • Audio Technology
  • Storage Media (Data Processing)
DEF

A plastic, paper, or metal tape that is coated or impregnated with magnetizable iron oxide particles; used in magnetic recording.

OBS

magnetic tape: term standardized by CSA International and ISO/IEC.

French

Domaine(s)
  • Électroacoustique
  • Supports d'information (Informatique)
DEF

Ruban comportant une matière ferromagnétique permettant l'enregistrement.

OBS

bande magnétique : terme normalisé par la CSA International et par l'ISO/CEI.

Spanish

Campo(s) temático(s)
  • Electroacústica
  • Medios de almacenamiento (Procesamiento de datos)
DEF

Cinta revestida de una sustancia magnética que registra las señales producidas por los sonidos, imágenes o datos para su posterior reproducción.

Save record 4

Record 5 2011-08-22

English

Subject field(s)
  • Chemical Elements and Compounds
Universal entry(ies)
Fe3O4
formula, see observation
1317-61-9
CAS number
DEF

A black magnetic iron oxide found in nature as magnetite, also obtained synthetically(as from iron by heating in steam or from a ferrous salt and an alkali by precipitation and oxidation), and used chiefly as a pigment and a polishing compound but also as a catalyst, in magnetic inks, in metallurgy, in ferrites for the electronic industry and in coatings for magnetic tapes.

OBS

Chemical formula: Fe304

French

Domaine(s)
  • Éléments et composés chimiques
Entrée(s) universelle(s)
Fe3O4
formula, see observation
1317-61-9
CAS number
CONT

Composés du fer. [...] L'oxyde magnétique Fe3O4, ou oxyde salin, constitue la pierre d'aimant naturelle; on l'obtient artificiellement par combustion du fer ou par action de la vapeur d'eau. C'est une poudre noire qu'on peut considérer comme une combinaison des deux autres oxydes [ferreux et ferrique].

OBS

oxyde de fer : ce terme désigne chacun des composés du fer avec l'oxygène, comme l'oxyde ferreux (FeO), l'oxyde ferrique (Fe2O3), et l'oxyde ferrosoferrique (Fe3O4).

OBS

Formule chimique : Fe3O4

Spanish

Save record 5

Record 6 2011-06-13

English

Subject field(s)
  • Mineralogy
DEF

A black magnetic mineral which consists of an oxide of iron, manganese and lead. α

French

Domaine(s)
  • Minéralogie
DEF

Minéral de couleur noire du système hexagonal, oxyde naturel de fer, de manganèse et de plomb.

Spanish

Save record 6

Record 7 2006-06-06

English

Subject field(s)
  • Iron and Manganese Mining
  • Geochemistry
CONT

Oxide facies... is the most important facies. It can be divided into the hematite and magnetite subfacies according to which iron oxide is dominant. There is a complete gradation between the two subfacies.... Oxide facies BIF [banded iron formation] typically averages 30-35% Fe. These rocks are mineable provided they are amenable to beneficiation by magnetic or gravity separation of the iron minerals.

CONT

Well segregated oxide facies containing 30% or more iron in discrete grains or grain clusters of hematite, magnetite and goethite uniformly distributed in a cherty or granular quartz matrix are most suitable for ore. Oxide facies are selected that are clearly segregated from silicate, carbonate or sulphide facies and other barren rock ...

PHR

Manganese oxide facies.

French

Domaine(s)
  • Mines de fer et de manganèse
  • Géochimie
CONT

Diagramme montrant les principaux types de formations ferrifères résultant d'une précipitation chimique; on donne aussi le faciès de sédimentation [...]. Faciès oxyde. Faciès silicate. Faciès carbonate. Faciès sulfure.

CONT

[...] plusieurs relations faciologiques, incluant les faciès oxydés, carbonatés, silicatés et sulfurés généralement reconnus dans les formations de fer, sont maintenant documentées dans la grande partie des stratafers.

PHR

Faciès oxydé manganésifère.

Spanish

Save record 7

Record 8 2006-05-18

English

Subject field(s)
  • Iron and Manganese Mining
  • Petrography
DEF

An iron formation in which the principal iron-rich minerals are oxides, typically hematite or magnetite ...

CONT

Sulphides generally comprise less than 10% of the altered rocks, except in oxide facies iron formation, in which they may represent up to 75% of the metasomatised rock.

CONT

Oxide facies BIF typically averages 30-35% Fe. These rocks are mineable provided they are amenable to beneficiation by magnetic or gravity separation of the iron minerals.

OBS

[The oxide-facies iron formation] is thought to be the shoreward facies of iron formation.

French

Domaine(s)
  • Mines de fer et de manganèse
  • Pétrographie

Spanish

Save record 8

Record 9 2006-03-16

English

Subject field(s)
  • Storage Media (Data Processing)
DEF

A round magnetic plate that constitutes part of a hard disk.

CONT

Platters are typically made from aluminium or glass, plastics are rarely used. A thin layer of either iron oxide or another material that possesses similar magnetic properties coats each side of a hard disk platter in order to store the magnetic information.

French

Domaine(s)
  • Supports d'information (Informatique)
CONT

Un disque dur est constitué non pas d'un seul disque, mais de plusieurs disques rigides [...] en métal, en verre ou en céramique, empilés à une très faible distance les uns des autres et appelés plateaux [...]

Spanish

Save record 9

Record 10 2000-08-22

English

Subject field(s)
  • Processing of Mineral Products
  • Mineral Processing (Metallurgy)
DEF

A process in which an ore containing pyrite is heated and the magnetic iron oxide so formed is removed by a magnetic separator.

French

Domaine(s)
  • Préparation des produits miniers
  • Minéralurgie (Métallurgie)
DEF

Action d'un gaz réducteur à température élevée provoquant la transformation au moins partielle de l'hématite [...] en oxyde magnétique [...]

Spanish

Save record 10

Record 11 1997-05-09

English

Subject field(s)
  • Processing of Mineral Products
  • Mineralogy
  • Mineral Processing (Metallurgy)
CONT

Oxide facies are selected that are clearly segregated from silicate, carbonate or sulphide facies and other barren rock, and that are amenable to beneficiation to meet required chemical and physical specifications.

CONT

Oxide facies BIF typically averages 30-35% Fe. These rocks are mineable provided they are amenable to beneficiation by magnetic or gravity separation of the iron minerals.

French

Domaine(s)
  • Préparation des produits miniers
  • Minéralogie
  • Minéralurgie (Métallurgie)
CONT

stérile : Roche ou terrain dont les concentrations éventuelles en substance utile sont jugées non valorisables.

CONT

[...] teneur en métaux valorisables.

Spanish

Save record 11

Record 12 1975-03-11

English

Subject field(s)
  • Audio Technology
DEF

Magnetizable iron oxide particles which impregnate a plastic, paper, or metal tape for magnetic recording.

French

Domaine(s)
  • Électroacoustique
DEF

Substance dont on couvre les bandes magnétiques et magnétoscopiques et qui permet d'enregistrer des sons et des images, grâce à une aimantation rémanente.

Spanish

Save record 12

Record 13 1975-03-11

English

Subject field(s)
  • Audio Technology
  • Cinematography
OBS

--narrow strip of magnetic iron oxide layer applied near the edge along narrow gauge cine films. The stripe serves for recording and playing back a sound track accompanying the film.

French

Domaine(s)
  • Électroacoustique
  • Cinématographie
OBS

la piste sonore magnétique peut être "couchée" sur le positif original du film après montage.

Spanish

Save record 13

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