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Slate - exposure
Port a'Mhuilinn, Island of Seil with the Isle of Easdale in the background, Scotland
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Thin section
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Hand specimen
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Thin section x-polars
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Close-up
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Exposure
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Rock in use
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Slate – mud-sized (too small to be seen) interlocking crystals parallel with each other; can break into sheets (cleavage) – a fine-grained, low-grade metamorphic rock.
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