Mineral
(repeating unit)Pb(UO 2) 4O 3(OH) 4•4H 2O | IMA symbol | Fmr[1] |
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Strunz classification | 4.GB.25 |
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Crystal system | Orthorhombic |
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Crystal class | Pyramidal (mm2) H-M Symbol: (mm2) |
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Space group | Bb21m |
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Identification |
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Color | Red, golden-red, brown |
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Cleavage | On {001}, perfect |
---|
Mohs scale hardness | 3 - 4 |
---|
Luster | Adamantine |
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Diaphaneity | Transparent |
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Density | 6.046 g/cm3 |
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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
- ^ 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.