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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 |