Mining Hazards 0.0 / 5 ? GeologyMiningA2/A-levelWJEC Created by: Lexine2988Created on: 28-02-23 15:59 6109823415 Across 1. coal seams are eroded away by more recent meandering channels and are replaced by the deposition of sands and gravels (7) 5. what happens if a mine below the water table isn't pumped (8) 6. escaping methane and radon is an example of ... (3, 9) 8. coal splits and dips deeper in thinner quantities (4, 9) 9. Careful choice of location is essential for.... so disaster is avoided (Collapse - Aberfan, South wales) (4, 5, 8) Down 2. displacement of coal seam (8) 3. deposition of sands and gravels (7, 3) 4. Direct result of underground removal of material (10) 6. mining increases the flow of groundwater which increases the rate of leaching of mineral deposits causing.... (11, 9) 10. cliff stabilisation techniques such as rock bolting and mesh curtains are used to prevent (10)
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