Microcline : CSIRO Spectroscopy Database

Microcline

Images

Photograph of a specimen of chkalovite and sodalite on a microcline matrix, from Tunuliarfik, Ilímaussaq, Greenland

© Photo (C) 2003 James O. Hamblen (http://hamblen.ece.gatech.edu/uvminerals/). Reproduced with permission.

Shortwave and longwave UV photoluminescence image of a specimen of chkalovite (green) and sodalite (orange) on a microcline matrix, from Tunuliarfik, Ilímaussaq, Greenland

© Photo (C) 2003 James O. Hamblen (http://hamblen.ece.gatech.edu/uvminerals/). Reproduced with permission.

Microcline (var. amazonite) specimen from Crystal Peak, Park Co., CO, USA

© Photo by Chip Clark, via Smithsonian National Museum of Natural History

Properties

Formula	KAlSi₃O₈
Abbreviation	Mcc
Classification	K feldspar
Member	Amazonite
Luminescence emitters	AlO4, Ce, Fe, Mn, Pb, SiO4, Trapped hole
Spectra	Reflectance (1)
IMA Status	Grandfathered (pre-IMA), 1830
Search other databases	webmineral.com, mindat.org, rruf.info, fluomin.org, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Related materials	Orthoclase
Tags	Mineral, Aluminosilicate

Composition

Element	Atoms
K	1
O	8
Al	1
Si	3
Total:	13

References

0

0

2

Kirsh & Townsend 1988

0

0

Kuznetsov and Tarashchan 1988

0

0

CSIRO Reflectance 2025b

0

0

Tarashchan 1978

0

0