Across
- 2. the smallest particle of a chemical element that can exist.
- 7. the luster of Biotite.
- 8. luster of quartz and calcite.
- 10. study of earth.
- 13. the removal of contaminants from something.
- 14. rock that has undergone transformation by heat, pressure, or other natural agencies.
- 16. a substance that is made entirely from one type of atom.
- 17. to find it, look for repeated flat planes on the surface of your sample.
Down
- 1. the quality or condition of being hard.
- 3. hardness is 7 and luster is crystals.
- 4. a rock that has solidified from lava or magma.
- 5. the way light interacts with the surface of a crystal, rock, or mineral.
- 6. a rock that has formed from sediment deposited by water or air.
- 9. luster is Silicates.
- 11. luster is fish scale.
- 12. luster of amphibole.
- 14. a solid, naturally occurring inorganic substance.
- 15. hardness is 3 and luster is crystals.