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-2016-10025-A

AM-2016-10025-A · Malachitearchived

physical & structuralrev. 1
designationMalachite
chemical formulaCu₂(CO₃)(OH)₂
classificationCarbonate / hydrous
crystal systemMonoclinic
mohs hardness3.5 – 4
density (g/cm³)4.08
colourBanded green
type localityDzhezkazgan, Karaganda, Kazakhstan
raman spectroscopy532 nm · pass A
200400600800100012001400Raman shift (cm⁻¹)intensity (arb.)177220271434
λ_excitation: 532 nm · acq. 3 × 10 s · grating 1800 g/mmfig. 1 · raman.am-2016-10025-a.svg

reported peaks (cm⁻¹): 177, 220, 271, 434

notessubmitter remarks + registry

Photographic record retained. Specimen temperature held at lab ambient throughout intake.