AM-2019-10012-A · Pyromorphiteunverified
The classification below is preliminary. Spectroscopic confirmation is incomplete; values shown reflect the most recent analytical pass and may be revised without notice.
physical & structuralrev. 3
| designation | Pyromorphite |
|---|---|
| chemical formula | Pb₅(PO₄)₃Cl |
| classification | Phosphate / Apatite supergroup |
| crystal system | Hexagonal |
| mohs hardness | 3.5 – 4 |
| density (g/cm³) | 7.04 |
| colour | Pale yellow-green, barrel-shaped |
| type locality | Cavnic, Maramureș, Romania |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 405, 921, 1043
notessubmitter remarks + registry
Submitter cited the type locality. Specimen retained for reference; no chain-of-custody documentation available beyond the submission packet.
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. |
|---|---|---|---|
| 2019-07-18 11:17 UTC | intake | weighed, dimensioned, photographed; container sealed and labelled with the accession identifier | R.E. |
| 2019-07-19 09:35 UTC | pass A | visual inspection · density (Archimedes) · mass to ±0.01 g | N.P. |
| 2019-07-21 12:45 UTC | pass B | Raman acquisition; 3 peaks above prominence threshold instrument: Horiba LabRAM HR (532 nm) ref. checked: ICDD card 04-9352 | N.P. |
| 2019-07-24 13:35 UTC | storage | re-bagged, label re-printed; placed in vault B, shelf 21, drawer 33 | R.E. |
| 2021-07-23 14:19 UTC | re-inspection | seal intact · label legible · no visible degradation | N.P. |
| 2023-07-23 13:14 UTC | re-inspection | seal intact · label legible · no visible degradation | N.P. |
| 2025-07-22 15:20 UTC | re-inspection | seal intact · label legible · no visible degradation | N.P. |
physical location: vault B · shelf 21 · drawer 33 · last documented inspection: 2025-07-22 15:20 UTC
errata · corrections of record1 entry
The following corrections have been issued for this record since accession. Original values are retained here for citation purposes; the canonical metadata above reflects the most recent correction.
| id | issued | field | was | now |
|---|---|---|---|---|
| ERR-2017-0002 | 2017-04-10 | formula | Fe2O3 | Fe³⁺₂O₃ |