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12 Cards in this Set
- Front
- Back
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igneous |
product of cooled solidified magma/lava |
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lava |
hot molten or semifluid rock erupted from a volcano or fissure |
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extrusive |
find-grained igneous rocks that cool quickly on the surface |
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intrusive |
coarse-grained igneous rocks that cool slowly beneath earth surface |
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partial melting |
some minerals melt at low temperatures while other minerals remain solid |
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fractional crystalization |
wherein different minerals form at different temperatures |
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felsic |
light-colored granite with high silica with quartz & feldspar |
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mafic |
dark-colored gabbro with low silica and rich in iron and magnesium |
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ultramafic |
peridotite & dunite low silica and high levels of iron and magnesium |
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porphyritic |
a texture of two different sizes |
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pegmatites |
viens of large grained minerals |
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kimberlites |
rock that diamonds are found in a.k.a peridotite |
