AM-2014-10020-A · Celestinearchived
physical & structuralrev. 3
| designation | Celestine |
|---|---|
| chemical formula | SrSO₄ |
| classification | Sulfate / Barite group |
| crystal system | Orthorhombic |
| mohs hardness | 3 – 3.5 |
| density (g/cm³) | 3.99 |
| colour | Colourless to faintly blue |
| type locality | Bou Azzer, Drâa-Tafilalet, Morocco |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 462, 620, 998, 1157
notessubmitter remarks + registry
Celestine of ordinary appearance and habit. Used as a calibration reference during the analytical pass.
chain of custody8 events · 6 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. |
|---|---|---|---|
| 2014-05-24 12:35 UTC | intake | weighed, dimensioned, photographed; container sealed and labelled with the accession identifier | V.O. |
| 2014-05-25 13:11 UTC | pass A | visual inspection · density (Archimedes) · mass to ±0.01 g | P.S. |
| 2014-06-09 16:20 UTC | pass B | Raman acquisition; 4 peaks above prominence threshold instrument: Renishaw inVia (532 nm, low-power head) ref. checked: RRUFF R05003 | P.S. |
| 2014-06-10 12:18 UTC | storage | re-bagged, label re-printed; placed in vault D, shelf 13, drawer 09 | V.O. |
| 2016-06-09 11:41 UTC | re-inspection | seal intact · label legible · no visible degradation | L.K. |
| 2018-06-09 09:20 UTC | re-inspection | seal intact · label legible · no visible degradation | L.K. |
| 2020-06-08 11:33 UTC | re-inspection | seal intact · label legible · no visible degradation | L.K. |
| 2022-06-08 12:36 UTC | re-inspection | seal intact · label legible · no visible degradation | L.K. |
physical location: vault D · shelf 13 · drawer 09 · last documented inspection: 2022-06-08 12:36 UTC