Across
- 2. A famous hot spring located in Yellowstone National Park.
- 4. A mineral chemically similar to quartz.
- 5. These form when large amounts of magma collected in huge chambers within the crust and then cooled and hardened.
- 9. Another word for hot water that occurs near volcanoes.
- 10. Dome-shaped intrusions; A small storage chamber for igneous rocks.
- 11. Muddy, bubbling springs made of fine volcanic tephra.
- 12. Horizontal, shelf-like igneous formations.
- 14. When magma works its way into cracks and spaces inside the crust near volcanic vents.
- 15. An unexpected or unwanted entry of something into a place.
Down
- 1. Stepped rock formations.
- 3. The rate of temperature change with depth.
- 4. This is used to harness heat from magma to create energy.
- 6. The largest of plutons; A deep structure formed of igneous rocks.
- 7. A place where heated water rises to the earth's surface as a liquid.
- 8. These always cross rock strata.
- 13. A hot spring that forcefully ejects its water from the ground at regular intervals.