AM-2018-10008-A · Hematitepending 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. 4
designation Hematite chemical formula Fe₂O₃ classification Oxide / Hematite group crystal system Trigonal mohs hardness 5 – 6 density (g/cm³) 5.23 colour Tabular, specular type locality Dalnegorsk, Primorsky Krai, Russia
raman spectroscopy 532 nm · pass A
200 400 600 800 1000 1200 1400 Raman shift (cm⁻¹) intensity (arb.) 223 246 294 411 498 1318 λ_excitation: 532 nm · acq. 3 × 10 s · grating 1800 g/mm fig. 1 · raman.am-2018-10008-a.svg
reported peaks (cm⁻¹): 223, 246, 294, 411, 498, 1318
notes submitter remarks + registry
Crystals up to 21 mm on edge, sharply terminated. On quartz matrix.
provenance
accession AM-2018-10008-A submitted 2018-07-05 last modified 2023-07-05 submitter (hash) 1d92e8 record revision 4 status pending proof-hash 59ede12c4981cc567b432f65e2b67c77e7650092f6736bb077a8ab99c1bacfc7 citation
anonymousmaterials.com (n.d.). Record AM-2018-10008-A: Hematite. Public catalogue accession. Retrieved from https://anonymousmaterials.com/sample/AM-2018-10008-A
files
filename size raman.am-2018-10008-a.svg 2.1 KB meta.am-2018-10008-a.json 640 B photo.am-2018-10008-a.jpg 78 KB
Photographic plate retained in the public mirror; full-resolution scan available on request.