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11 Cards in this Set

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igneous rocks
rocks formed when hot and melted rock material cools and hardens
magma
molten rock material that forms deep within the Earth is called magma
rock classification system
rocks are grouped into three types
lava
magma that reaches Earth's surface
granite
an igneous rock that forms when magma has a long time to cool below the surface. This is one of the most common forms of igneous rock.
cementation
a process where sediments are bound together
sediment
organic and inorganic material formed from erosion
sedimentary rock
rocks that form at the Earth's surface when sediments harden into rock.
metamorphic rock
rock made from the changing of igneous or sedimentary rock. This rock forms from existing rocks because of the changes caused by heat
texture
the size and shape of mineral grains AND the way in which the grains are arranged in a rock
fossil
any remains or evidence of an organism that lived in the past--Evidence may include an organism's footprint