AM-2010-10003-A · Cinnabararchived
physical & structuralrev. 2
| designation | Cinnabar |
|---|---|
| chemical formula | HgS |
| classification | Sulfide |
| crystal system | Trigonal |
| mohs hardness | 2 – 2.5 |
| density (g/cm³) | 8.03 |
| colour | Brownish red, dull |
| type locality | Toroku mine, Miyazaki, Japan |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 251, 283, 345
notessubmitter remarks + registry
Donated as part of a decommissioned teaching collection; no individual provenance retained.