Sylvanite information

Sylvanite
Sylvanite
	Sylvanite from the Cripple Creek mining district
General
Category	Telluride mineral
Formula; (repeating unit)	(Ag,Au)Te2
IMA symbol	Syv
Strunz classification	2.EA.05
Crystal system	Monoclinic
Crystal class	Prismatic (2/m) ; (same H-M symbol)
Space group	P2/c
Identification
Formula mass	429.89 g/mol
Color	Silver-grey, silver-white
Crystal habit	Massive to crystalline
Cleavage	Perfect on the {010}
Fracture	Uneven
Tenacity	Brittle
Mohs scale hardness	1.5–2
Luster	Metallic
Streak	Steel grey
Diaphaneity	Opaque
Specific gravity	8.2
Density	8.1
Optical properties	Anisotropic
Pleochroism	None
Ultraviolet fluorescence	None
References

Sylvanite or silver gold telluride, chemical formula (Ag,Au)Te₂, is the most common telluride of gold.

^ Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols". Mineralogical Magazine. 85 (3): 291–320. Bibcode:2021MinM...85..291W. doi:10.1180/mgm.2021.43. S2CID 235729616.
^ Sylvanite: Sylvanite mineral information and data
^ Sylvanite Mineral Data
^ "Sylvanite (Silver Gold Telluride)". Archived from the original on 2004-06-30. Retrieved 2004-06-19.

and 22 Related for: Sylvanite information