AM-2013-10001-A · Cassiteritearchived
physical & structuralrev. 3
| designation | Cassiterite |
|---|---|
| chemical formula | SnO₂ |
| classification | Oxide / Rutile group |
| crystal system | Tetragonal |
| mohs hardness | 6 – 7 |
| density (g/cm³) | 6.99 |
| colour | Pale sherry-brown on edges |
| type locality | Kashio mine, Nagano, Japan |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 474, 632, 775
notessubmitter remarks + registry
Photographic record retained. Routine intake; no anomalies noted.