Alpersite (IMA symbol: Aps[1]) is a magnesium copper sulfate mineral with the chemical formula (Mg,Cu)[SO4]·7H2O. It is named after United States Geological Survey geochemist Charles N. Alpers and was first described in 2006.[2]
Alpersite | |
---|---|
General | |
Category | Mineral |
Formula (repeating unit) | (Mg,Cu)[SO4]·7H2O |
IMA symbol | Aps |
Identification | |
Color | Blue, pale blue, whitish, turquoise |
Fracture | Irregular/Uneven |
Tenacity | Brittle |
Mohs scale hardness | 2.5 |
Luster | Vitreous |
Streak | White |
Diaphaneity | Transparent |
Specific gravity | 1.820 |
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.
- ^ Alpersite Archived 2019-03-26 at the Wayback Machine on mindat.org