AM-2024-10001-B · Pyrite, anomaly under reviewunverified
The classification below is preliminary. Spectroscopic confirmation is incomplete; values shown reflect the most recent analytical pass and may be revised without notice.
physical & structuralrev. 2
| designation | Pyrite, anomaly under review |
|---|---|
| chemical formula | FeS₂ |
| classification | Sulfide / Pyrite group |
| crystal system | Cubic |
| mohs hardness | 6 – 6.5 |
| density (g/cm³) | 5.10 |
| colour | Pale brass-yellow, tarnishing |
| type locality | Kimberley district, Northern Cape, South Africa |
raman spectroscopy532 nm · pass B
reported peaks (cm⁻¹): 344, 381, 431
notessubmitter remarks + registry
Submitter packet included only the specimen and a printed sheet bearing the wavenumber 612 cm⁻¹ and no other text. Raman acquisition reproduces a feature at this wavenumber within ±1.5 cm⁻¹ of the printed value. No prior contact between the registry and the submitter is on file.