AM-2012-10013-A · Sphaleriteunverified The classification below is preliminary. Spectroscopic confirmation is incomplete; values shown reflect the most recent analytical pass and may be revised without notice.
physical & structural rev. 3
designation Sphalerite chemical formula (Zn,Fe)S classification Sulfide / Sphalerite group crystal system Cubic mohs hardness 3.5 – 4 density (g/cm³) 4.04 colour Ruby red, transparent type locality Tsumeb, Otjikoto, Namibia
raman spectroscopy 532 nm · pass A
200 400 600 800 1000 1200 1400 Raman shift (cm⁻¹) intensity (arb.) 274 350 619 662 λ_excitation: 532 nm · acq. 3 × 10 s · grating 1800 g/mm fig. 1 · raman.am-2012-10013-a.svg
reported peaks (cm⁻¹): 274, 350, 619, 662
notes submitter remarks + registry
Submitter cited the type locality. Specimen retained for reference; no chain-of-custody documentation available beyond the submission packet.
provenance
accession AM-2012-10013-A submitted 2012-02-18 last modified 2012-02-18 submitter (hash) abc123 record revision 3 status unverified proof-hash efb15abf6b48a3ddd6aeca6ca3e87b1313948f452574bdedfe43a381a56fe9d9 citation
anonymousmaterials.com (n.d.). Record AM-2012-10013-A: Sphalerite. Public catalogue accession. Retrieved from https://anonymousmaterials.com/sample/AM-2012-10013-A
files
filename size raman.am-2012-10013-a.svg 1.8 KB meta.am-2012-10013-a.json 711 B photo.am-2012-10013-a.jpg —
Original photographic plate not retained in the public mirror; consult the registry for high-resolution scans.