volcanic rock
Showing 1–12 of 31 results
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laurvikite
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microdiorite
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microgranite
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thin section of altered granite
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thin section of andesite (Martinica)
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thin section of basalt
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thin section of basalt with olivin
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thin section of basalt with phenocryst and white feldspat
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thin section of dacite
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thin section of diabase
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thin section of diorite
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thin section of doreite