AM-2011-10015-A · Cassiteritearchived
physical & structuralrev. 1
| designation | Cassiterite |
|---|---|
| chemical formula | SnO₂ |
| classification | Oxide / Rutile group |
| crystal system | Tetragonal |
| mohs hardness | 6 – 7 |
| density (g/cm³) | 6.98 |
| colour | Sherry-brown on edges |
| type locality | Långban, Värmland, Sweden |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 473, 633, 777
notessubmitter remarks + registry
Submitter cited the type locality. Specimen retained for reference; no chain-of-custody documentation available beyond the submission packet.