Types of rocks
Across
- 2. Needs heat and pressure, or chemical solution. Ex. Shales
- 5. Slow cooling
- 6. Formed from fossils, ex. Limestone
- 8. Has strips or bands
- 9. Type of metamorphic rock, smooth and is not quarts
- 10. Lots of holes, need deposition, ex. Sandstone
Down
- 1. Type of rock, sedimentary, no holes, medium texture
- 3. When a rock is very bumpy
- 4. Type of igneous rock, fast cooling
- 7. When sediment is compacted or cemented by quarts
- 11. Large crystals, when magma cools, very hard ex.obsidian