Across
- 7. a large rock, typically one that has been worn smooth by erosion.
- 8. hard solid nonmetallic mineral matter of which rock is made, especially as a building material.
- 9. a compact grainy rock composed of quartz and made from sandstone by the earth's heat and pressure
- 10. relating to or denoting rock that has been extruded at the earth's surface as lava or other volcanic deposits.
- 11. a naturally occurring inorganic element or compound having an orderly internal structure and characteristic chemical composition, crystal form, and physical properties.
- 17. waste or debris of any kind.
- 19. a naturally occurring solid material from which a metal or valuable mineral can be profitably extracted.
- 21. a hard sedimentary rock, composed mainly of calcium carbonate or dolomite, used as building material and in the making of cement.
- 23. a place, typically a large, deep pit, from which stone or other materials are or have been extracted.
- 24. tremble or vibrate.
- 25. relating to or formed by intrusion.
Down
- 1. stone used in its natural form.
- 2. a loose aggregation of small water-worn or pounded stones.
- 3. a limestone or marble rich in magnesium carbonate.
- 4. the exertion of force on something so that it becomes more dense.
- 5. a body that is formed by the solidification of a chemical element, a compound, or a mixture and has a regularly repeating internal arrangement of its atoms and often external plane faces.
- 6. a dark, fine-grained volcanic rock that sometimes displays a columnar structure. It is typically composed largely of plagioclase with pyroxene and olivine.
- 12. he process of eroding or being eroded by wind, water, or other natural agents.
- 13. hot molten or semifluid rock erupted from a volcano or fissure, or solid rock resulting from cooling of this.
- 14. the substance of the land surface; soil.
- 15. matter that settles to the bottom of a liquid; dregs.
- 16. any of various opaque, fusible, ductile, and typically lustrous substances that are good conductors of electricity
- 18. a small stone made smooth and round by the action of water or sand.t
- 20. the solid mineral material forming part of the surface of the earth and other similar planets, exposed on the surface or underlying the soil or oceans.
- 22. the action or process of forcing a body of igneous rock between or through existing formations, without reaching the surface.
