Fourmarierite
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Mineral
| Fourmarierite | |
|---|---|
| General | |
| Category | Oxide minerals |
| Formula (repeating unit) | Pb(UO 2) 4O 3(OH) 4•4H 2O |
| IMA symbol | Fmr[1] |
| Strunz classification | 4.GB.25 |
| Crystal system | Orthorhombic |
| Crystal class | Pyramidal (mm2) H-M Symbol: (mm2) |
| Space group | Bb21m |
| Identification | |
| Color | Red, golden-red, brown |
| Cleavage | On {001}, perfect |
| Mohs scale hardness | 3 - 4 |
| Luster | Adamantine |
| Diaphaneity | Transparent |
| Density | 6.046 g/cm3 |
| Other characteristics | Radioactive |
Fourmarierite is a secondary uranium-lead mineral. It was named for the Belgian geologist Paul Fourmarier (1877–1970). Its chemical formula is Pb(UO
2)
4O
3(OH)
4•4H
2O.[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.
- ^ "Fourmarierite Mineral Data". webmineral.com. Retrieved 15 May 2012.
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