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-2008-10009-A

AM-2008-10009-A · Pyriteactive

physical & structuralrev. 3
designationPyrite
chemical formulaFeS₂
classificationSulfide / Pyrite group
crystal systemCubic
mohs hardness6 – 6.5
density (g/cm³)5.08
colourPale brass-yellow, tarnishing
type localityDzhezkazgan, Karaganda, Kazakhstan
raman spectroscopy532 nm · pass A
200400600800100012001400Raman shift (cm⁻¹)intensity (arb.)341381432
λ_excitation: 532 nm · acq. 3 × 10 s · grating 1800 g/mmfig. 1 · raman.am-2008-10009-a.svg

reported peaks (cm⁻¹): 341, 381, 432

notessubmitter remarks + registry

Macroscopic appearance consistent with pyrite; no surface alteration observed at the time of intake.