AM-2011-10003-A · Magnetitearchived
physical & structuralrev. 2
| designation | Magnetite |
|---|---|
| chemical formula | Fe₃O₄ |
| classification | Oxide / Spinel group |
| crystal system | Cubic |
| mohs hardness | 5.5 – 6.5 |
| density (g/cm³) | 5.11 |
| colour | Black, metallic to submetallic |
| type locality | Yaogangxian mine, Hunan, China |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 305, 537, 666
notessubmitter remarks + registry
Magnetite of ordinary appearance and habit. Retained for completeness of the locality record.