EM - natural resources
Across
- 2. Extraction of minerals from underground deposits
- 4. Removal and movement of weathered material
- 9. Breakdown of rocks in situ by physical, chemical or biological processes
- 10. Fine-grained sedimentary rock formed from clay and mud
- 12. Settling of transported particles
- 13. Sedimentary rock mainly formed from calcium carbonate
- 16. Extraction method using microorganisms to obtain metals from ore
- 20. Type of rock formed from cooled magma or lava
- 21. Surface mining method used to extract minerals near the surface
- 23. Naturally occurring inorganic substance with a definite composition
- 24. Movement of sediments by water, wind or ice
- 28. Process where minerals bind sediment particles together
- 29. Rock containing valuable minerals or metals
- 30. Large surface excavation used for mining
- 31. Ability of water to pass through pore spaces in rock or soil
Down
- 1. Allows water to pass through easily
- 3. Continuous process by which rocks change from one type to another
- 5. Coarse-grained igneous rock formed from slowly cooled magma underground
- 6. Sedimentary rock formed from compacted sand particles
- 7. Metamorphic rock formed when limestone is subjected to heat and pressure
- 8. Underground mining method using vertical tunnels
- 11. Method of removing layers of soil to access mineral deposits
- 14. Process where sediments are squeezed together by pressure
- 15. Fine-grained igneous rock formed from rapidly cooled lava at the surface
- 17. Does not allow water to pass through easily
- 18. Formation of mineral crystals as magma cools
- 19. Dropping of transported sediments
- 22. Metamorphic rock formed when shale is subjected to heat and pressure
- 25. Biological extraction method using plants to absorb metals
- 26. Type of rock formed from deposited and compacted sediments
- 27. Type of rock altered by heat and pressure