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Digital Atlas of Idaho
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Joint Photographic Experts Group Image
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2002-03-11
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30KB
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422x315
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16-bit (27,859 colors)
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OCR:
Magma 100% Calcium 1200℃ types Plagioclase Ulframafic Olivine (periodofile) Pyroxene Basaltic (basalt/gabbro) 900℃ Amphibole Andesite Decreasing Temperatures (andesite/diorite) Biotite Mica 100% Sodium Increasing resistance to weathering Plagioclase Granitic (granite/rhyolite) Potassium Feldspar Muscovite Mica + Quartz 600℃
