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Across 1. Rock that was once one form of rock but has changed to another under the influence of heat, pressure, or some other agent without passing through a liquid phase. 4. Rock that has formed through the deposition and solidification of sediment, especially sediment transported by water (rivers, lakes, and oceans), ice (glaciers), and wind and frequently contain fossils. 7. to discolor, disintegrate, or affect injuriously, as by the effects of weather 9. the act of compacting or the state of being compacted. 11. the act, process, or result of cementing 12. to become liquefied by warmth or heat, as ice, snow, butter, or metal.

Down 2. the condition or quality of being hot 3. the act or process of crystallizing. 5. the exertion of force upon a surface by an object, fluid, etc. 6. the state of being deposited or precipitated 8. Rocks formed by the cooling and solidifying of molten materials. 10. the process by which the surface of the earth is worn away by the action of water, glaciers, winds, waves, etc.