AM-2018-10016-A · Stibnitearchived
physical & structuralrev. 2
| designation | Stibnite |
|---|---|
| chemical formula | Sb₂S₃ |
| classification | Sulfide / Stibnite group |
| crystal system | Orthorhombic |
| mohs hardness | 2 |
| density (g/cm³) | 4.64 |
| colour | Lead grey, metallic |
| type locality | Linwu, Hunan, China |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 126, 186, 254, 312
notessubmitter remarks + registry
Macroscopic appearance consistent with stibnite; no surface alteration observed at the time of intake.
chain of custody7 events · 4 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. |
|---|---|---|---|
| 2018-12-20 09:39 UTC | intake | weighed, dimensioned, photographed; container sealed and labelled with the accession identifier | V.O. |
| 2018-12-22 15:50 UTC | pass A | visual inspection · density (Archimedes) · mass to ±0.01 g | H.D. |
| 2019-01-06 14:51 UTC | pass B | Raman acquisition; 4 peaks above prominence threshold instrument: Horiba LabRAM HR (532 nm) ref. checked: ICDD card 04-5790 | H.D. |
| 2019-01-09 08:29 UTC | storage | re-bagged, label re-printed; placed in vault A, shelf 04, drawer 08 | V.O. |
| 2021-01-08 10:07 UTC | re-inspection | seal intact · label legible · no visible degradation | V.O. |
| 2023-01-08 12:44 UTC | re-inspection | seal intact · label legible · no visible degradation | V.O. |
| 2025-01-07 12:42 UTC | re-inspection | seal intact · label legible · no visible degradation | V.O. |
physical location: vault A · shelf 04 · drawer 08 · last documented inspection: 2025-01-07 12:42 UTC