Trachyte with sanidine

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Trachyte with sanidine phenocrysts. Width of sample is 6 cm.

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Size: 4272px × 2848px
Location: Gran Canaria
Photo credit: © Siim Sepp / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: feldspar, phenocryst, porphyritic, porphyry, sanidine, trachyte, volcanic