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Aluminocopiapite 
Summary
Aluminocopiapite (IMA symbol: Acpi[1]) is an aluminium iron sulfate mineral with the chemical formula Al2/3Fe3+4(SO4)6(OH)2·20H2O. Its type localities are Fortymile River in Alaska and the San Rafael Swell in Utah.[2]
| Aluminocopiapite | |
|---|---|
 Aluminocopiapite found in Spain | |
| General | |
| Category | Mineral |
| Formula (repeating unit) | Al2/3Fe3+4(SO4)6(OH)2·20H2O |
| IMA symbol | Acpi |
| Identification | |
| Color | Pale lemon-yellow to deep yellow |
| Tenacity | Fragile |
| Mohs scale hardness | 2-3 |
| Luster | Vitreous |
| Diaphaneity | Transparent, Translucent |
| Specific gravity | 2.163 |
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.
- ^ Aluminocopiapite Archived 2019-03-21 at the Wayback Machine on mindat.org
External links edit
- Aluminocopiapite data sheet
- Aluminocopiapite on the Handbook of Mineralogy