AM-2023-10002-A · Hematitearchived
physical & structuralrev. 2
| designation | Hematite |
|---|---|
| chemical formula | Fe₂O₃ |
| classification | Oxide / Hematite group |
| crystal system | Trigonal |
| mohs hardness | 5 – 6 |
| density (g/cm³) | 5.27 |
| colour | Steel grey to black, red streak |
| type locality | Mont Saint-Hilaire, Quebec, Canada |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 244, 292, 412, 610
notessubmitter remarks + registry
Standard hematite reference specimen. Supplied as a single piece on a small fragment of host matrix.
chain of custody5 events · 2 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. |
|---|---|---|---|
| 2023-03-03 14:05 UTC | intake | weighed, dimensioned, photographed; container sealed and labelled with the accession identifier | S.W. |
| 2023-03-07 13:34 UTC | pass A | visual inspection · density (Archimedes) · mass to ±0.01 g | M.A. |
| 2023-03-16 15:46 UTC | pass B | Raman acquisition; 4 peaks above prominence threshold instrument: Renishaw inVia (532 nm) ref. checked: RRUFF R05006 | M.A. |
| 2023-03-19 10:32 UTC | storage | re-bagged, label re-printed; placed in vault A, shelf 22, drawer 28 | S.W. |
| 2025-03-18 14:32 UTC | re-inspection | seal intact · label legible · no visible degradation | H.D. |
physical location: vault A · shelf 22 · drawer 28 · last documented inspection: 2025-03-18 14:32 UTC