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Igneous Rocks
by I.C. Crystals
Question | Answer |
---|---|
molten material on Earth's surface | lava |
light color, low density | felsic |
texture formed by escaping gasses | vesicular |
minerals present | composition |
molten material below Earth's surface | magma |
Extrusive environment rocks aka | volcanic |
appearance of a rock | texture |
place where rock forms | environment |
texture of a slow cooling rock | coarse |
dark color, high density | mafic |
Intrusive environment rocks aka | plutonic |
quick cooling texture | glassy |
crystals which are less than 1 mm | fine |