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-2021-10005-A

AM-2021-10005-A · Azuritepending

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. 3
designationAzurite
chemical formulaCu₃(CO₃)₂(OH)₂
classificationCarbonate / hydrous
crystal systemMonoclinic
mohs hardness3.5 – 4
density (g/cm³)3.81
colourDeep azure blue
type localityRio Marina, Elba, Italy
raman spectroscopy532 nm · pass A
200400600800100012001400Raman shift (cm⁻¹)intensity (arb.)24954476583711001433
λ_excitation: 532 nm · acq. 3 × 10 s · grating 1800 g/mmfig. 1 · raman.am-2021-10005-a.svg

reported peaks (cm⁻¹): 249, 544, 765, 837, 1100, 1433

notessubmitter remarks + registry

Specimen accompanied by a single typewritten card listing the locality and the year of collection. No analytical data was supplied.