Rockhound's Adventure
Across
- 1. Common mineral that ranks 7 on the Mohs scale
- 4. Metamorphic rock used in sculptures
- 7. "Fool's gold" mineral
- 8. A collected rock or mineral sample
- 9. Gemstone known for its play of color
- 11. Preserved remains of ancient life
- 12. Molten rock beneath the surface
- 13. Hollow rock lined with crystals
- 14. Host rock surrounding a mineral
Down
- 2. Banded form of chalcedony
- 3. Volcanic glass with conchoidal fracture
- 5. Dark volcanic rock that is shaped like pillars
- 6. Wearing away of rock by wind or water
- 7. Search for minerals in the field
- 10. Red or patterned variety of chalcedony