From Wikipedia - Reading time: 3 min| Leucophosphite | |
|---|---|
Hureaulite, Leucophosphite.
Locality: White Elephant Mine, Cicero Peak, Pringle, Custer District, Custer County, South Dakota, USA (Locality at mindat.org). Size: small cabinet, 9.8 x 5.4 x 3.4 cm. | |
| General | |
| Category | Phosphate mineral |
| Formula (repeating unit) | KFe+32(PO4)2(OH)·2H2O[1] |
| IMA symbol | Lpp[2] |
| Identification | |
| Color | White to greenish, buff, yellow-brown, orange-brown, pink, greenish brown, brownish purple[1] |
| Fracture | Monoclinic[1] |
| Mohs scale hardness | 3.5[1] |
Leucophosphite is a phosphatic mineral derived from guano (bird or bat excrement).[1]