Across
- 3. the process responsible for the formation of metamorphic rocks
- 6. the glowing of a mineral when exposed to certain wavelengths of light
- 7. the reaction of a mineral to dilute hydrochloric acid
- 8. a magma type low in silica
- 12. the color of a mineral in powdered form
- 13. type of rock formed by application of heat and pressure
- 14. a break or fracture in rocks with no discernible movement
- 15. the process responsible for the formation of igneous rocks
Down
- 1. the overall process describing how one type of rock transforms into another
- 2. a general term for processes involving the lithification of sedimentary rocks
- 4. a material that possesses the qualities of a mineral but lacks crystallinity
- 5. type of rock formed from sediments that have been cemented together
- 9. a low grade, foliated, metamorphic rock
- 10. the tendency of a mineral to break along particular directions
- 11. the process of eating away rocks from their source