AM-2015-10024-A · Beryl, var. aquamarinearchived
physical & structuralrev. 1
| designation | Beryl, var. aquamarine |
|---|---|
| chemical formula | Be₃Al₂Si₆O₁₈ |
| classification | Cyclosilicate / Beryl group |
| crystal system | Hexagonal |
| mohs hardness | 7.5 – 8 |
| density (g/cm³) | 2.66 |
| colour | Pale blue |
| type locality | Mont Saint-Hilaire, Quebec, Canada |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 318, 684, 1067
notessubmitter remarks + registry
Beryl of ordinary appearance and habit. Used as a calibration reference during the analytical pass.
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. |
|---|---|---|---|
| 2015-08-14 13:18 UTC | intake | weighed, dimensioned, photographed; container sealed and labelled with the accession identifier | H.D. |
| 2015-08-17 16:36 UTC | pass A | visual inspection · density (Archimedes) · mass to ±0.01 g | C.B. |
| 2015-08-30 11:07 UTC | pass B | Raman acquisition; 3 peaks above prominence threshold instrument: Renishaw inVia (785 nm) ref. checked: AMCSD #8198 | C.B. |
| 2015-08-31 10:00 UTC | storage | re-bagged, label re-printed; placed in vault D, shelf 07, drawer 02 | H.D. |
| 2017-08-30 10:46 UTC | re-inspection | seal intact · label legible · no visible degradation | M.A. |
| 2019-08-30 12:04 UTC | re-inspection | seal intact · label legible · no visible degradation | M.A. |
| 2021-08-29 11:33 UTC | re-inspection | seal intact · label legible · no visible degradation | M.A. |
| 2023-08-29 14:09 UTC | re-inspection | seal intact · label legible · no visible degradation | M.A. |
physical location: vault D · shelf 07 · drawer 02 · last documented inspection: 2023-08-29 14:09 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-2011-0005 | 2011-06-07 | color | green | olive-green with brown rim |