AM-2021-10001-A · Apatite-(CaF)unverified
withdrawal on file: withdrawn pending reconciliation of conflicting Raman and XRD findings (recorded 2014-05-04; classification merged; superseded by AM-2014-10007-A).
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 | Apatite-(CaF) |
|---|---|
| chemical formula | Ca₅(PO₄)₃F |
| classification | Phosphate / Apatite supergroup |
| crystal system | Hexagonal |
| mohs hardness | 5 |
| density (g/cm³) | 3.18 |
| colour | Violet |
| type locality | Boudi, Souss-Massa, Morocco |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 432, 589, 960, 1041
notessubmitter remarks + registry
Photographic record retained. Specimen temperature held at lab ambient throughout intake.
chain of custody6 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. |
|---|---|---|---|
| 2021-11-08 10:17 UTC | intake | weighed, dimensioned, photographed; container sealed and labelled with the accession identifier | M.A. |
| 2021-11-11 11:39 UTC | pass A | visual inspection · density (Archimedes) · mass to ±0.01 g | N.P. |
| 2021-11-19 09:47 UTC | pass B | Raman acquisition; 4 peaks above prominence threshold instrument: Horiba LabRAM HR (532 nm) ref. checked: RRUFF R05007 | N.P. |
| 2021-11-21 11:23 UTC | storage | re-bagged, label re-printed; placed in vault A, shelf 26, drawer 33 | M.A. |
| 2023-11-21 09:58 UTC | re-inspection | seal intact · label legible · no visible degradation | C.B. |
| 2025-11-20 15:08 UTC | re-inspection | seal intact · label legible · no visible degradation | C.B. |
physical location: vault A · shelf 26 · drawer 33 · last documented inspection: 2025-11-20 15:08 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-2024-0001 | 2024-09-17 | density | 3.5 | 3.49–3.55 |