Vantasselite
Appearance
Vantasselite | |
---|---|
![]() Vantasselite, from Bihain, Vielsalm, Luxembourg Province, Belgium | |
General | |
Category | Phosphate minerals |
Formula (repeating unit) | Al4(PO4)3(OH)3 •9H2O |
Strunz classification | 8.DC.37 |
Crystal system | Orthorhombic Unknown space group |
Unit cell | a = 10.52 Å, b = 16.54 Å c = 20.37 Å; Z = 8 |
Identification | |
Color | white |
Luster | pearly |
References | [1] |
Vantasselite is a rare aluminium phosphate mineral with formula: Al4(PO4)3(OH)3 •9H2O. It crystallizes in the orthorhombic system and has a white color, a hardness of 2 to 2.5, a white streak and a pearly luster.[2]
It occurs in a quartzite quarry north of Bihain, Belgium It was first described in 1987 and named after Belgian mineralogist René Van Tassel.[1][2]
References
- ^ a b "Vantasselite Mineral Information and Data". Mindat.org. Archived from the original on April 10, 2009.
- ^ a b "Vantasselite" (PDF). Mineral Data Publishing. Archived (PDF) from the original on May 3, 2011. Retrieved June 14, 2009.