octahedral Mineral Data, minerology database

Mineral Reference Lookup for octahedral

This reference page contains mineralogic data for octahedral 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 octahedral in the database: CopperOctahedral Octahedral Borax Octahedral Copper

Mineralogical Reference

octahedral

Mineral	CopperOctahedral
Synonym	Cuprite

Cuprite (synonym)

Mineral	Cuprite
Chemistry	Cu 2 O
Color	Dark red to conchineal red sometimes almost black .
Luster	AdamantineSub-Metallic
CrystalSystem	Isometric
Cleavage	Imperfect/Fair Interrupted on {111}more rarely on {001}.
Hardness	3½ - 4
SpecificGravity	6.1 g/ccm
Streak	Shining metallic brownish-red.
Occurences	Found in the oxidized zones of copper deposits.
IMAStatus	Approved
CellParameters	a = 4.27
OpticalType	Isotropic
RI	n =2.85
Birefringence	δ=0.000 - Isotropic minerals have no birefringence
SurfaceRelief	Very High
Strunz	4/A.02-10 4 : Oxides & Hydroxides A : Oxides with metal : oxygen = 1:1 and 2:1 (M2OMO) 02 : Cuprite series

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