Across
- 1. the complete absence of transmitted light in the polarizing microscope
- 8. almandine is a species of this isotropic mineral
- 9. blue elongate aluminosilicate
- 11. identical chemistry, different crystal structures
- 12. isolated Si tetrahedra
- 14. mineralogical example of omission solid solution
- 15. law of refraction is named after this person
- 17. a mineral containing both silicon and boron
- 18. mineral very resistant to weathering
- 19. symmetric intergrowths of a mineral
Down
- 2. a common ore mineral of copper
- 3. inductively coupled _____ mass spectrometry
- 4. Bowen's description of feldspar formation
- 5. a weathering product of olivine
- 6. the concentric layering of different compositions in a crystal
- 7. a mineral's colour in powdered form
- 10. phenomenon used when studying the crystal structure of minerals with x-rays
- 11. textural term for the exsolution of albite and microcline
- 13. an ore of titanium
- 16. a class of minerals with high density and metallic luster