AM-2011-10008-A · Pyromorphitearchived
physical & structuralrev. 2
| designation | Pyromorphite |
|---|---|
| chemical formula | Pb₅(PO₄)₃Cl |
| classification | Phosphate / Apatite supergroup |
| crystal system | Hexagonal |
| mohs hardness | 3.5 – 4 |
| density (g/cm³) | 7.02 |
| colour | Yellow-green, barrel-shaped |
| type locality | Imider mine, Drâa-Tafilalet, Morocco |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 406, 920, 1040
notessubmitter remarks + registry
Crystals up to 5 mm on edge, partly etched. Specimen mounted on a fragment of host rock.