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YELLOW PYRITE [4 records]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2016-02-09

English

Subject field(s)
  • Mineralogy
DEF

An iron-containing mineral which occurs as rust-brown to yellow crystals, typically as an oxidation product of pyrite.

French

Domaine(s)
  • Minéralogie
DEF

Sulfate hydraté naturel de fer.

Spanish

Campo(s) temático(s)
  • Mineralogía
DEF

Sulfato hidratado de hierro que a veces contiene cinc [...]

OBS

[...] sus cristales de color pardo amarillento, pertenecen al sistema triclínico.

Save record 1

Record 2 2011-06-17

English

Subject field(s)
  • Mineralogy
Universal entry(ies)
(Ni,Fe)S2
formula, see observation
DEF

A yellow isometric mineral which consists of a disulfide of nickel and iron belonging to the pyrite group.

OBS

Named after José J. Bravo (1874-1928) of Lima, Peru.

OBS

Chemical formula: (Ni,Fe)S2

French

Domaine(s)
  • Minéralogie
Entrée(s) universelle(s)
(Ni,Fe)S2
formula, see observation
DEF

Minéral du système cubique constitué de sulfure de nickel et de fer, se présentant en encroûtements noduleux ou fibro-radiés de couleur gris acier.

OBS

Étymologie : en l'honneur du Péruvien José Bravo.

OBS

Formule chimique : (Ni,Fe)S2

Spanish

Campo(s) temático(s)
  • Mineralogía
Entrada(s) universal(es)
(Ni,Fe)S2
formula, see observation
DEF

Sulfuro de hierro y de níquel; cristaliza en el sistema cúbico.

Save record 2

Record 3 2002-08-07

English

Subject field(s)
  • Metals Mining
  • Mineralogy
  • Geology
CONT

Parts of these rocks are tinted yellow. This is a result of weathering of sporadic grains of reactive sulphide minerals such as pyrite.

CONT

Sporadic grains of a mineral in another ore.

OBS

sporadic grains: term rarely used in the singular (sporadic grain).

Key term(s)
  • sporadic grain

French

Domaine(s)
  • Mines métalliques
  • Minéralogie
  • Géologie
OBS

grains disséminés : terme rarement utilisé au singulier (grain disséminé).

Key term(s)
  • grain disséminé

Spanish

Save record 3

Record 4 1999-03-09

English

Subject field(s)
  • Mineralogy
DEF

A silicate of aluminum and calcium with a large amount of water which is given off readily and without materially changing the structure or optical properties. Coarsely crystalline but without crystal forms. Conchoidal fracture. Brown to yellow in thin splinters but nearly black in bulk. Bluish green on fresh fractures. From Highland Boy mine at Bingham, Utah, where it occurs in limestone with pyrite, etc.

French

Domaine(s)
  • Minéralogie
DEF

Mélange d'argile et de carbonate.

Spanish

Save record 4

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