| Haiweeite | |
|---|---|
 | |
| General | |
| Category | Nesosilicate |
| Formula (repeating unit) | Ca[(UO2)2Si5O12(OH)2]·3(H2O) |
| IMA symbol | Hwe[1] |
| Strunz classification | 9.AK.25 |
| Dana classification | 53.3.2.2 |
| Crystal system | Orthorhombic |
| Crystal class | Dipyramidal (mmm) |
| Space group | Orthorhombic H-M symbol: (2/m 2/m 2/m) Space group: Pbcn |
| Identification | |
| Other characteristics |  Radioactive |
Haiweeite is a mineral of uranium and has the chemical formula: Ca[(UO2)2Si5O12(OH)2]·3(H2O). It is a secondary mineral of uranium, a product of oxidation. It has a greenish yellow color. It has a Mohs hardness of about 3.5 and is fluorescent under UV light.
It was named after the Haiwee Reservoir, Inyo County, California, US, where it was first found.
References
Wikimedia Commons has media related to Haiweeite.
- ↑ 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.
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