Across
- 2. a combination of one or more minerals
- 3. how shiny something looks
- 5. the hardest mineral according to Moh's test
- 8. an attribute found using Moh's test
- 9. a type of rock that is formed by melted rock that has cooled and hardened
- 13. when rocks and minerals break down in nature
- 14. a type of rock that is formed by heat and pressure
Down
- 1. soil that is a mixture of clay, silt, sand, and humus; the best soil for growing plants
- 4. when rocks and soil are carried away by wind water and other forces in nature
- 6. a property or characteristic that describes something
- 7. decaying and dead plants and animals
- 10. a person who studies rocks, minerals, and the Earth
- 11. how something feels
- 12. a type of rock that is formed by layers of sediment
- 15. a non-living, naturally occurring substance; the same throughout