Haiweeite
(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
H-M symbol: (2/m 2/m 2/m)
Space group: Pbcn
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.
- Mindat.org
- Handbook of Mineralogy
- Webmineral data
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