Ximengite | |
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General | |
Category | Phosphate minerals |
Formula (repeating unit) | BiPO4 |
IMA symbol | Xim[1] |
Strunz classification | 8.AD.45 |
Crystal system | Trigonal |
Crystal class | Trapezohedral (32) H-M symbol: (32) |
Space group | P3121 or P3221 |
Identification | |
Formula mass | 303.95 g/mol |
Color | Colorless |
Mohs scale hardness | 4.5 |
Luster | Vitreous - Greasy |
Diaphaneity | Transparent |
Specific gravity | 5.53 |
References | [2][3] |
Ximengite is a phosphate mineral discovered in and named for the Ximeng tin-mining district in China. Chemically, it is bismuth phosphate