Geology (83/229)

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Close-up of granite, showing its coarse-grained structure. Granites vary in composition, but always consist of the minerals feldspar and quartz, and usually mica and hornblende. 1x magnification at 35mm.
Close-up of granite, showing its coarse-grained structure. Granites vary in composition, but always consist of the minerals feldspar and quartz, and usually mica and hornblende. 1x magnification at 35mm.
Filename: granite-close-up.jpg
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