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-2010-00088-A

AM-2010-00088-A · Calcitearchived

physical & structuralrev. 2
designationCalcite
chemical formulaCaCO₃
classificationCarbonate / Calcite group
crystal systemTrigonal
mohs hardness3
density (g/cm³)2.71
colourColourless, transparent
type localityEskifjörður, Iceland
raman spectroscopy532 nm · pass A
200400600800100012001400Raman shift (cm⁻¹)intensity (arb.)1562827121086
λ_excitation: 532 nm · acq. 3 × 10 s · grating 1800 g/mmfig. 1 · raman.am-2010-00088-a.svg

reported peaks (cm⁻¹): 156, 282, 712, 1086

notessubmitter remarks + registry

Iceland-spar habit; double refraction observed.