AM-2012-10015-A · Garnet, var. almandineactive
physical & structuralrev. 3
| designation | Garnet, var. almandine |
|---|---|
| chemical formula | Fe₃Al₂(SiO₄)₃ |
| classification | Nesosilicate / Garnet group |
| crystal system | Cubic |
| mohs hardness | 6.5 – 7.5 |
| density (g/cm³) | 4.31 |
| colour | Deep red-brown |
| type locality | Mibladen, Khénifra, Morocco |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 551, 918, 1054
notessubmitter remarks + registry
Submitter cited the type locality. Specimen retained for reference; no chain-of-custody documentation available beyond the submission packet.
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. |
|---|---|---|---|
| 2012-07-05 12:49 UTC | intake | weighed, dimensioned, photographed; container sealed and labelled with the accession identifier | L.K. |
| 2012-07-08 16:19 UTC | pass A | visual inspection · density (Archimedes) · mass to ±0.01 g | M.A. |
| 2012-07-20 09:28 UTC | pass B | Raman acquisition; 3 peaks above prominence threshold instrument: Horiba LabRAM HR (532 nm) ref. checked: COD entry 165028 | M.A. |
| 2012-07-22 08:30 UTC | storage | re-bagged, label re-printed; placed in vault A, shelf 08, drawer 16 | L.K. |
| 2014-07-22 15:50 UTC | re-inspection | seal intact · label legible · no visible degradation | R.E. |
| 2016-07-21 14:56 UTC | re-inspection | seal intact · label legible · no visible degradation | R.E. |
| 2018-07-21 14:10 UTC | re-inspection | seal intact · label legible · no visible degradation | R.E. |
| 2020-07-20 11:19 UTC | re-inspection | seal intact · label legible · no visible degradation | R.E. |
physical location: vault A · shelf 08 · drawer 16 · last documented inspection: 2020-07-20 11:19 UTC