Mineral | Purpurite |
---|---|
Formula | Mn3+(PO4) |
Crystal Form | Orthorhombic/Dipyramidal [2/m 2/m 2/m] |
Cleavage | Distinct/Good on {100}, Imperfect on {010} Cleaved surfaces sometimes curved |
Color | Dark purple to purplish red |
Density | 3.2 – 3.4 g/cm3 |
Diaphaneity | Opaque |
Fracture | Irregular/Uneven |
Hardness | 4.0 - 4.5 |
Lustre | Dull, Earthy |
Streak | Light to medium purple |
Type Loc. | Faires Mine, Kings Mtn., Gaston Co., NC, USA |
Dana 8 Class | 38.4.1.2 |
Strunz Class | 7/A.02-60 |
Mindat | mindat.org |
WebMineral | WebMineral |
ID | 457 |