Solve these clues to fill the grid.
- Molten rock in the earth's crust
- 4 Across
- Rock that in its molten form issues from volcanos
- 5 Across
- The termination of something by causing so much damage to it that it cannot be repaired or no
- 8 Across
- Pouring out fumes or lava
- 9 Across
- A cataclysm resulting from a destructive sea wave caused by an earthquake or volcanic eruption
- 10 Across
- The tangible substance that goes into the makeup of a physical object
- 13 Across
- The property of being physically or mentally strong
- 14 Across
- Mountain that erupts with lava
- 1 Down
- The property of relative size or extent
- 2 Down
- A sudden shaking of the ground caused by movement within the Earth.
- 3 Down
- To pay close attention to one thing
- 6 Down
- Matter that has been deposited by some natural process
- 7 Down
- Reduced to liquid form by heating
- 11 Down
- Rolling swells on the sea
- 12 Down