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-2021-10009-A

AM-2021-10009-A · Cinnabarwithdrawn

This record has been withdrawn from active circulation. Historical metadata is retained for citation purposes only. Contact the registry before referencing this accession in new publications.
physical & structuralrev. 4
designationCinnabar
chemical formulaHgS
classificationSulfide
crystal systemTrigonal
mohs hardness2 – 2.5
density (g/cm³)8.09
colourCochineal red, adamantine
type localityBancroft, Ontario, Canada
raman spectroscopy532 nm · pass A
200400600800100012001400Raman shift (cm⁻¹)intensity (arb.)251282341
λ_excitation: 532 nm · acq. 3 × 10 s · grating 1800 g/mmfig. 1 · raman.am-2021-10009-a.svg

reported peaks (cm⁻¹): 251, 282, 341

notessubmitter remarks + registry

Crystals up to 14 mm on edge, with euhedral faces. No accompanying matrix.