AM-2014-10006-A · Hematitearchived
physical & structuralrev. 3
| designation | Hematite |
|---|---|
| chemical formula | Fe₂O₃ |
| classification | Oxide / Hematite group |
| crystal system | Trigonal |
| mohs hardness | 5 – 6 |
| density (g/cm³) | 5.28 |
| colour | Faintly tabular, specular |
| type locality | Nanping, Fujian, China |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 247, 292, 409
notessubmitter remarks + registry
Standard hematite reference specimen. Supplied as a single piece on a small fragment of host matrix.
chain of custody8 events · 5 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. |
|---|---|---|---|
| 2014-03-25 15:32 UTC | intake | weighed, dimensioned, photographed; container sealed and labelled with the accession identifier | S.W. |
| 2014-03-27 14:28 UTC | pass A | visual inspection · density (Archimedes) · mass to ±0.01 g | H.D. |
| 2014-04-02 09:20 UTC | pass B | Raman acquisition; 3 peaks above prominence threshold instrument: Renishaw inVia (532 nm) ref. checked: COD entry 135513 | H.D. |
| 2014-04-04 08:05 UTC | storage | re-bagged, label re-printed; placed in vault D, shelf 04, drawer 32 | S.W. |
| 2016-04-03 08:40 UTC | re-inspection | seal intact · label legible · no visible degradation | M.A. |
| 2018-04-03 14:02 UTC | re-inspection | seal intact · label legible · no visible degradation | M.A. |
| 2020-04-02 15:56 UTC | re-inspection | seal intact · label legible · no visible degradation | M.A. |
| 2022-04-02 12:34 UTC | re-inspection | seal intact · label legible · no visible degradation | M.A. |
physical location: vault D · shelf 04 · drawer 32 · last documented inspection: 2022-04-02 12:34 UTC