Fourmarierite
Fourmarierite | |
---|---|
Uraninite covered with red hexagonal fourmarierite crystals | |
General | |
Category | Oxide minerals |
Formula (repeating unit) | Pb(UO2)4O3(OH)4•4H2O |
Strunz classification | 4.GB.25 |
Crystal system |
Orthorhombic Pyramidal class |
Space group |
Orthorhombic 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 |
Fourmarierite is a secondary uranium-lead mineral. It was named for the Belgian geologist Paul Fourmarier (1877–1970). Its chemical formula is Pb(UO2)4O3(OH)4•4H2O.[1]
References
- ↑ "Fourmarierite Mineral Data". webmineral.com. Retrieved 15 May 2012.
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