AM-2009-10014-A · Sphaleritearchived
physical & structuralrev. 2
| designation | Sphalerite |
|---|---|
| chemical formula | (Zn,Fe)S |
| classification | Sulfide / Sphalerite group |
| crystal system | Cubic |
| mohs hardness | 3.5 – 4 |
| density (g/cm³) | 3.98 |
| colour | Resinous yellow to dark brown |
| type locality | Mogok, Mandalay, Myanmar |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 273, 347, 662
notessubmitter remarks + registry
Donated as part of a university overflow consignment; no individual provenance retained.
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. |
|---|---|---|---|
| 2009-03-06 13:15 UTC | intake | weighed, dimensioned, photographed; container sealed and labelled with the accession identifier | L.K. |
| 2009-03-09 15:11 UTC | pass A | visual inspection · density (Archimedes) · mass to ±0.01 g | H.D. |
| 2009-03-23 09:50 UTC | pass B | Raman acquisition; 3 peaks above prominence threshold instrument: Horiba LabRAM HR (532 nm) ref. checked: ICDD card 04-6757 | H.D. |
| 2009-03-25 08:07 UTC | storage | re-bagged, label re-printed; placed in vault D, shelf 28, drawer 21 | L.K. |
| 2011-03-25 12:59 UTC | re-inspection | seal intact · label legible · no visible degradation | R.E. |
| 2013-03-24 13:12 UTC | re-inspection | seal intact · label legible · no visible degradation | R.E. |
| 2015-03-24 15:45 UTC | re-inspection | seal intact · label legible · no visible degradation | R.E. |
| 2017-03-23 10:27 UTC | re-inspection | seal intact · label legible · no visible degradation | R.E. |
physical location: vault D · shelf 28 · drawer 21 · last documented inspection: 2017-03-23 10:27 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-2016-0002 | 2016-08-02 | color | blue | azure to deep cobalt |