The 3 types of rocks
Across
- 2. a combination of one or more minerals or organic matter
- 6. an extrusive rock that cools so rapidly that no crystals form
- 7. forms when hot liquid magma cools into Solid Rock
- 8. formed by high temperature and pressure
- 9. forms when lava erupts are extrudes onto earth's surface
- 11. the size shape and position of grains that make up a rock
- 12. forms from the remains are fossils of once living plants or animals
- 14. forms when when sediment is pressed together
- 15. forms when sediments are buried Compact and sediment together by calcite or quartz
Down
- 1. the minerals organic matter a rock contains
- 3. do not have mineral grains that are aligned in planes or bands
- 4. the process in which mineral grains are formed in planes or bands
- 5. sometimes lava erupts and flows into earth's surface
- 10. forms when magma pushes into or an intrudes surrounding rock below earth's surface and cools
- 13. forms when water usually sea water evaporates