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Mineral Reference Lookup for yellow

This reference page contains mineralogic data for yellow and folklore and metaphysical beliefs. If the mineral is an alternate naming of a more common name, the more common mineral's data is displayed below the list of synonyms.


Minerals matching yellow in the database: CopperYellow   Jade, Yellow   Yellow Arsenic   Yellow Copper   Yellow Jade   Yellow Jasper   Yellow Lead Ore   Yellow Ochre  

Mineralogical Reference

yellow
MineralCopperYellow
SynonymChalcopyrite

Chalcopyrite (synonym)

MineralCHALCOPYRITE
ChemistryCuFeS 2
ClassSulfides
UsesMajor ore of copper
ColorBrass Yellow often with an iridescent tarnish.
LusterMetallic
CrystalSystemTetragonal
CrystalHabitspredominantly the disphenoid which is like two opposing wedges and resembles a tetrahedron. Crystals sometines twinned. Also commonly massive, and sometimes botryoidal.
CleavagePoor/Indistinct Indistinct on {011}sometimes distinct.
Fracturerather poor in one direction.
Hardness3½ - 4
SpecificGravity4.18 g/ccm
StreakGreenish black
AssociatedMineralsIt is the most abundant copper-bearing mineral and is widespread. It is a primary mineral in hydrothermal veinsdesseminationsand massive replacements; the principal copper mineral of porphyry-copper deposits.
CharacteristicsSome striations on most crystal faces.
Indicatorscrystal habit, tarnish, softness and brittleness.
DensityNoteaverage for metallic minerals
IMAStatusApproved
CellParametersa = 5.289c = 10.423
Ratioa:c = 1 : 1.971
Strunz2/C.03-10 2 : Sulphides C : Sulphides with metal: sulphurselenium and tellurium = 1:1 03 : Chalcopyrite group and related compounds
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