AM-2019-10015-A · Pyritearchived
physical & structuralrev. 4
| designation | Pyrite |
|---|---|
| chemical formula | FeS₂ |
| classification | Sulfide / Pyrite group |
| crystal system | Cubic |
| mohs hardness | 6 – 6.5 |
| density (g/cm³) | 4.98 |
| colour | Pale brass-yellow, tarnishing |
| type locality | Rio Marina, Elba, Italy |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 344, 381, 431
notessubmitter remarks + registry
Photographic record retained. Specimen temperature held at lab ambient throughout intake.