Across
- 1. A solid combination of one or more minerals
- 4. Helps igneous rocks form
- 8. Forms when water evaporated
- 11. Forms from the cooling of magma ex. Granite
- 12. One of the ways scientists classify rock
- 13. Opposite of coarse-grained
- 14. Comes out of Earth
- 15. Forms from the compaction of sediments ex. limestone
Down
- 2. Forms from water, or naturally
- 3. This rock type is fine-grained
- 5. Forms from already existing rocks due to heat, ex. marble
- 6. One way scientists classify rock
- 7. Forms when magma intrudes surrounding rock below Earth's surface.
- 9. Opposite of fine-grained
- 10. What rocks contain