AM-2022-10009-A · Marcasitearchived
physical & structuralrev. 3
| designation | Marcasite |
|---|---|
| chemical formula | FeS₂ |
| classification | Sulfide / Marcasite group |
| crystal system | Orthorhombic |
| mohs hardness | 6 – 6.5 |
| density (g/cm³) | 4.85 |
| colour | Tarnishing dull |
| type locality | Tsumeb, Otjikoto, Namibia |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 323, 386
notessubmitter remarks + registry
Donated as part of a university overflow consignment; no individual provenance retained.