Across
- 2. rock with grains of sand
- 7. sedimentary rock includes dead organisms
- 8. sedimentary rock includes dissolved minerals
- 9. igneous rock classified as
- 10. rocks that form below ground
- 12. minerals are small and hard to see without a microscope
- 13. extrusive igneous rock that floats
- 14. sedimentary rock classified as
Down
- 1. molten rock below ground
- 2. a fragment of rock
- 3. minerals are large and easy to see
- 4. molten rock above ground
- 5. metamorphic rock classified as
- 6. rocks that form above ground
- 11. the solid material forming part of the surface of the earth