public catalogue · open access · last index pass 2026-05-08 08:14:02 UTChost: cat-pub-04 · build 0.14.3-prototype · rev rA9F2
overviewcatalogueAM-2018-10009-A

AM-2018-10009-A · Cupriteunverified

The classification below is preliminary. Spectroscopic confirmation is incomplete; values shown reflect the most recent analytical pass and may be revised without notice.
physical & structuralrev. 1
designationCuprite
chemical formulaCu₂O
classificationOxide
crystal systemCubic
mohs hardness3.5 – 4
density (g/cm³)6.14
colourBrick red
type localityDalnegorsk, Primorsky Krai, Russia
raman spectroscopy532 nm · pass A
200400600800100012001400Raman shift (cm⁻¹)intensity (arb.)146217411633
λ_excitation: 532 nm · acq. 3 × 10 s · grating 1800 g/mmfig. 1 · raman.am-2018-10009-a.svg

reported peaks (cm⁻¹): 146, 217, 411, 633

notessubmitter remarks + registry

Submitter cited the type locality. Specimen retained for reference; no chain-of-custody documentation available beyond the submission packet.