AM-2024-10006-A · Pyromorphitearchived
physical & structuralrev. 2
| designation | Pyromorphite |
|---|---|
| chemical formula | Pb₅(PO₄)₃Cl |
| classification | Phosphate / Apatite supergroup |
| crystal system | Hexagonal |
| mohs hardness | 3.5 – 4 |
| density (g/cm³) | 7.07 |
| colour | Bright green, hexagonal prisms |
| type locality | Kashio mine, Nagano, Japan |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 407, 920, 1042
notessubmitter remarks + registry
Specimen accompanied by a single typewritten card listing the locality and the year of collection. No further provenance information.
chain of custody4 events · 1 seal-break
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. |
|---|---|---|---|
| 2024-07-06 12:12 UTC | intake | weighed, dimensioned, photographed; container sealed and labelled with the accession identifier | S.W. |
| 2024-07-10 12:14 UTC | pass A | visual inspection · density (Archimedes) · mass to ±0.01 g | M.A. |
| 2024-07-25 14:08 UTC | pass B | Raman acquisition; 3 peaks above prominence threshold instrument: Renishaw inVia (785 nm) ref. checked: RRUFF R05004 | M.A. |
| 2024-07-27 16:16 UTC | storage | re-bagged, label re-printed; placed in vault D, shelf 14, drawer 32 | S.W. |
physical location: vault D · shelf 14 · drawer 32 · last documented inspection: 2024-07-27 16:16 UTC