Apuanite
Appearance
Apuanite | |
---|---|
![]() Cubic apuanite crystal found at its type locality | |
General | |
Category | Mineral |
Formula (repeating unit) | Fe2+Fe3+4Sb3+4O12S |
IMA symbol | Apu |
Identification | |
Color | Black |
Mohs scale hardness | 4-5 |
Luster | Metallic |
Diaphaneity | Opaque |
Specific gravity | 5.33 |
Density | 5.33 g/cm3 (Measured) 5.22 g/cm3 (Calculated) |
Apuanite (IMA symbol: Apu[1]) is a rare iron antimony mineral with the chemical formula Fe2+Fe3+4Sb3+4O12S. Its type locality is the Province of Lucca, Italy.[2]
References
[edit]- ^ 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.
- ^ Apuanite Archived 2019-03-27 at the Wayback Machine on mindat.org
External links
[edit]- Apuanite data sheet
- Apuanite on the Handbook of Mineralogy