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-2009-10004-A

AM-2009-10004-A · Cupriteactive

physical & structuralrev. 3
designationCuprite
chemical formulaCu₂O
classificationOxide
crystal systemCubic
mohs hardness3.5 – 4
density (g/cm³)6.13
colourDark red, submetallic
type localityRatnapura, Sabaragamuwa, Sri Lanka
raman spectroscopy532 nm · pass A
200400600800100012001400Raman shift (cm⁻¹)intensity (arb.)147217412
λ_excitation: 532 nm · acq. 3 × 10 s · grating 1800 g/mmfig. 1 · raman.am-2009-10004-a.svg

reported peaks (cm⁻¹): 147, 217, 412

notessubmitter remarks + registry

Standard cuprite reference specimen. Supplied as a single piece on a small fragment of host matrix.