Pyrophyllite

Image

Pyrophyllite specimen from Maricopa, Kern Co., CA, USA.

© Photo by Chip Clark, Smithsonian Institution. CC0

Properties

Formula Al2Si4O10(OH)2
Abbreviation Prl
Classifications Minerals containing OH, Clay
Luminescence emitters M[n]OH, RSC, Triplet-singlet
IMA Status Grandfathered (pre-IMA), 1829
Search other databases webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Crystal symmetry Triclinic
Tags Hydroxide , Mineral, Aluminosilicate

Composition

Element Atoms
O 12
Al 2
H 2
Si 4
Total: 20

References

Reference
Lines Spectra Images
Laukamp et al. 2021 2 0 0
Tarashchan 1978 1 0 0