Rockin Definitions
Terms
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- igneous rock that forms when lava cools and solidifies on the Earth's surface
- extrusive rock
- the texture of metamorphic rock in which mineral grains are aligned
- foliated
- rock that forms when magma or lava cools and solidifies
- igneous rock
- igneous rock that forms when magma cools and solidifies beneath the Earth's surface
- intrusive rock
- hot liquid that forms when rock partially or completely melts
- magma
- rock that forms when the texture and composition of a preexisting rock change due to heat or pressure
- metamorphic rock
- the texture of metamorphic rock in which mineral grains show no alignment
- nonfoliated
- the process by which one trock type changes into another rock type
- rock cycle
- rock that forms when sediments are pressed and cemented together
- sedimentary rock
- the layering of sedimentary rock
- stratification
- the sizes, shapes, and arrangement of particles or grains that make up a rock
- texture
- hot liquid that erupts onto the Earth's surface
- lava
- long cracks in the Earth's surface
- fissures
- the layers of sedimentary rock
- strata
- a solid mixture of crystals of one or more minerals
- rock