geology
Showing 433–444 of 468 results
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thin section of gabbro
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thin section of granite
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thin section of granite with zircon
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thin section of granodiorite
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thin section of kimberlite
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thin section of mollusc shell
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thin section of peridotite
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thin section of phonolite
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thin section of picrite basalt
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thin section of porphyry granite
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thin section of quartz diorite
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thin section of red rhyolite