Microcline is a potassium aluminium silicate from feldspar group. Crystallized sample with mica.

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Photo credit: © José María Barres Manuel / Alamy / Afripics
License: Royalty Free
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Keywords: aluminium, background, black, close-, crystals, feldspar, geology, mica, microclina, microcline, mineral, mineralogy, muscovita, potassium, silicate, tectosilicate, triclinic, vertical