| A | B |
|---|
| Granite minerals | quartz, feldspar, mica, and hornblende |
| Intrusive | igneous rock formed below surface |
| Clastics | sandstone and shale |
| Hard | parts which may become fossils |
| Coarse grained | easily seen large rock crystals |
| Metamorphic rocks | formed through heat and pressure |
| Conglomerate | clastic made of rounded pebbles |
| Organic rocks | made of sediments of once living things |
| Rock cycle | process by which rocks are made |
| Cementation | process which glues sediments together |
| Fossil formation | sediment buries dead living things |
| Foliated | metamorphic rock with crystal bands |
| Extrusive | igenous rock formed at the surface |
| Deposition | when sediments settles out |
| Shale | sedimentary rock made of clay particles |
| Atoll | ring-shaped coral island |
| Rock composition | mixture of minerals and other materials |
