Across
- 2. how a rock looks
- 3. an igneous rock and texture with no minerals
- 7. a composition low in Mg and Fe, lots of Si
- 9. deep-seated igneous body
- 11. an igneous texture with giant crystals
- 15. magma at the surface
- 16. buildign block for silicate minerals (two words)
- 17. a composition high in Fe and Mg
- 19. a Ca or Na rich feldspar group
- 21. a horizontal igneus body
Down
- 1. order of crystallization of minerals
- 4. gases in magma
- 5. mineral group made up of silica sheets (plural)
- 6. a giant intrusive igneous body exposed after erosion
- 8. a K rich feldspar group
- 10. igneous rocks that formed at depth
- 12. molten rock
- 13. running molten rock at surface (two words)
- 14. vertical igneous body
- 18. resists flow
- 20. glassy igneous powder
- 22. rocks made from crystallization directly from magma or lava (two words)