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-2015-10021-A

AM-2015-10021-A · Rutilearchived

physical & structuralrev. 4
designationRutile
chemical formulaTiO₂
classificationOxide / Rutile group
crystal systemTetragonal
mohs hardness6 – 6.5
density (g/cm³)4.29
colourReddish brown, adamantine
type localityAnjanabonoina, Madagascar
raman spectroscopy532 nm · pass A
200400600800100012001400Raman shift (cm⁻¹)intensity (arb.)144236449613
λ_excitation: 532 nm · acq. 3 × 10 s · grating 1800 g/mmfig. 1 · raman.am-2015-10021-a.svg

reported peaks (cm⁻¹): 144, 236, 449, 613

notessubmitter remarks + registry

Submitter cited the type locality. Specimen retained for reference; no chain-of-custody documentation available beyond the submission packet.