Across
- 2. Where minerals our found
- 3. The forum minerals our found in
- 5. A rare mineral that people value
- 7. a kind of mining that is worse for the environment
- 9. a place where air get into the underground mine
Down
- 1. A kind of mining that is better for the environment
- 4. A mineral that is used in to help make a fire in your BBQ
- 6. A place to acess the underground mine
- 7. Takes a long time to forum
- 8. They are found underground