Across
- 2. This metamorphic rock is commonly used to build structures
- 5. / What breaks down rocks?
- 7. / Igneous and sedimentary rocks can be altered into this rock
- 8. / What chemical substances are rocks made up of?
- 9. What stone has particles of sand and usually harder then mudstone?
- 10. this rock is ejected from vents during a volcanic eruption
- 11. what rocks were first to form?
- 12. The three main minerals in this rock are quartz, feldspar and biotite
Down
- 1. This rock is similar to mudstone
- 2. / What is another name for hot molten rock?
- 3. / What is it called when small particles are carried away?
- 4. Erosion and deposition of sediments lead to the formation of what?
- 6. / This sedimentary rock was used in the Great Prymaid