Augite [ (Ca,Na)(Mg,Fe,Al,Ti)(Si,Al)2O6 ]

Image of Augite

Material properties

Formula (Ca,Na)(Mg,Fe,Al,Ti)(Si,Al)2O6
Abbreviation Aug
Classification Clinopyroxene
Luminescence emitter Mn
Spectra Reflectance (1)
IMA Status Approved (IMA 1988 s.p.)
Search other databases webmineral.com, mindat.org, rruf.info, fluomin.org, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Crystal symmetry Monoclinic, Point group 2/m, Space group C2/c (#15)
Tags Mineral, Silicate

Composition

Element Wt%
Na 0.97
Mg 9.26
Ca 15.26
Ti 2.03
Fe 4.73
Al 4.57
Si 22.58
O 40.62
Total: 100.02

References for Augite

Reference
Lines Spectra Images
Bakhtin 1985 2 0 0
Gaft et al. 1979; 1981 2 0 0
Pejcic et al. 2021 (EP2021-1148) 0 1 0
Torpy et al. 2020 0 2 0

Specimens of Augite

Name Owner Materials Image Spectra Techniques
46E6454 Augite CSIRO Augite, Diopside, Fluorite, Muscovite-1M 1 Reflectance
Cr2O3 Hyper2-1 CSIRO Augite, Chromium(III) oxide 1 SXES
MES014 Phlogopite / Muscovite NVCL, AuScope Limited Augite, Muscovite-1M, Phlogopite, Phlogopite-2M1 1 Reflectance
Tista 2020 D4 Shaker CSIRO Albite, Allanite-(Ce), Amphibole, Andesine, Apatite, Augite, Biotite, Bytownite, Chlorite, Mg, Fe, Epidote, Garnet, Grossular, Ilmenite, Mn, Ilmenite, K feldspar, Kyanite, Monazite-(Ce), Muscovite, Oligoclase, Pyroxene, Quartz, Staurolite, Titanite, Titanohematite, Xenotime-(Y), Zircon, Zoisite 46 CL, EDS