Biotite Gallery
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underthescopeminerals:Biotite Locality:In den Dellen quarries, Niedermendig, Mendig, Laach lake volc
Mica bookOne family of minerals called phyllosilicates tends to form grains that are extremely flat.
dream-small-do-big:Grades of toast according to geologists.“NO, I want my bagel toasted like b
Composition includes: biotite, muscovite, chlorite, feldspars, oxides, and quartz. Feldspar poikilob
Alkali Feldspar crystals are large in this thin section. The alkali feldspar have subhedral crystals
Golden columns of #biotite in #quartz. Field of view = 3.05mmThis type of mica tends to be very gemm
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