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-2023-10006-A

AM-2023-10006-A · Quartzunverified

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. 2
designationQuartz
chemical formulaSiO₂
classificationTectosilicate / Quartz group
crystal systemTrigonal
mohs hardness7
density (g/cm³)2.66
colourColourless, transparent
type localityBroken Hill, NSW, Australia
raman spectroscopy532 nm · pass A
200400600800100012001400Raman shift (cm⁻¹)intensity (arb.)2644648071083
λ_excitation: 532 nm · acq. 3 × 10 s · grating 1800 g/mmfig. 1 · raman.am-2023-10006-a.svg

reported peaks (cm⁻¹): 264, 464, 807, 1083

notessubmitter remarks + registry

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