Rocks and Minerals Vocab
Across
- 3. two words; metamorphic rocks that break in straight lines along crystal structures
- 4. rock or mineral structure that has the same shape as a formerly living plant or animal
- 7. naturally occurring inorganic material with crystalline structure
- 8. layers of sediment that form sedimentary rock
- 12. when a rock breaks in a smooth curve
- 14. type of rocks formed form magma
- 16. type of sedimentary rock formed when fragments are glued together
- 17. outer shell of the earth
- 18. holes or air spaces found in igneous rocks
- 20. liquid and semirigid part of the earth between the core and crust
- 21. rock containing both large and small crystals
- 23. sedimentary rock formed with smooth clasts
- 25. sedimentary rock formed with jagged clasts
- 26. fragments of rock cemented together to form sedimentary rock
- 28. minerals that can be polished and reflect light
- 31. type of rocks formed by lithification
Down
- 1. the material cementing sedimentary rock particles together
- 2. process which turns sediment into sedimentary rock
- 5. the solid earth
- 6. smooth stones found inside fossilized animals
- 9. type of minerals containing only one element
- 10. quality and intensity of reflected light
- 11. type of rocks formed when atomic structures of igneous or sedimentary rocks are changed
- 12. two words; fuel formed from dead plants or animals
- 13. fossilized animal dung
- 15. igneous rocks that form on top of the earth's surface
- 19. fossilized imprint of a plant or animal
- 22. igneous rocks that form inside the earth's crust
- 23. center of the earth
- 24. liquid rock on to of the earth's surface
- 26. type of sedimentary rock formed by chemicals precipitating from water
- 27. liquid rock inside the earth's crust
- 29. fossil made when animal or plant material is replaced with rock
- 30. when a rock breaks in a straight line