AM-2010-10003-A · Cinnabararchived
physical & structuralrev. 3
| 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. Re-pass note (2026-06-07). Re-pass on 2026-06-07 confirms specimen condition unchanged; archival storage parameters reviewed and retained.
chain of custody8 events · 6 seal-breaks
Events recorded against this accession in the registry's printed custody book. Operator initials are anonymous. Storage codes follow the convention vault-shelf-drawer.
| timestamp | stage | detail | op. |
|---|---|---|---|
| 2010-05-10 12:29 UTC | intake | weighed, dimensioned, photographed; container sealed and labelled with the accession identifier | V.O. |
| 2010-05-11 16:15 UTC | pass A | visual inspection · density (Archimedes) · mass to ±0.01 g | R.E. |
| 2010-05-22 10:57 UTC | pass B | Raman acquisition; 3 peaks above prominence threshold instrument: Renishaw inVia (785 nm) ref. checked: RRUFF R05004 | R.E. |
| 2010-05-24 10:00 UTC | storage | re-bagged, label re-printed; placed in vault D, shelf 25, drawer 29 | V.O. |
| 2012-05-23 11:19 UTC | re-inspection | seal intact · label legible · no visible degradation | R.E. |
| 2014-05-23 13:36 UTC | re-inspection | seal intact · label legible · no visible degradation | R.E. |
| 2016-05-22 09:01 UTC | re-inspection | seal intact · label legible · no visible degradation | R.E. |
| 2018-05-22 08:02 UTC | re-inspection | seal intact · label legible · no visible degradation | R.E. |
physical location: vault D · shelf 25 · drawer 29 · last documented inspection: 2018-05-22 08:02 UTC