Staurolite [ FeII2Al9Si4O23(OH) ]

Image of Staurolite

Material properties

Formula FeII2Al9Si4O23(OH)
Abbreviation St
Classification Minerals containing OH
IMA Status Grandfathered (pre-IMA), 1792
Search other databases webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Crystal symmetry Monoclinic, Point group 2/m, Space group C2/m (#12)
Tags Hydroxide , Mineral, Silicate , Aluminosilicate

Composition

Element Atoms
H 1
Fe 2
Si 4
O 24
Al 9
Total: 40

Specimens of Staurolite

Name Owner Materials Phase purity Image Spectra Techniques
MES066 Staurolite / Quartz CSIRO Quartz, Staurolite (74.7%) 74.7 0 —
Tista 2020 D4 Shaker CSIRO Albite, Allanite-(Ce), Amphibole, Andesine, Apatite, Augite, Biotite, Bytownite, Chlorite, Mg, Fe, Epidote, Garnet, Grossular, Ilmenite, Ilmenite, Mn, K feldspar, Kyanite, Monazite-(Ce), Muscovite, Oligoclase, Pyroxene, Quartz, Staurolite, Titanite, Titanohematite, Xenotime-(Y), Zircon, Zoisite — 46 CL, EDS