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24 Cards in this Set

  • Front
  • Back
rock
a naturally occuring solid mixture of one or more minerals and organic matter
mineral
a naurally formed solid matter that has a crystalline structure
composition
the chemical makeup of a rock
texture
texture of a rock depends on hte size,shapes, and positions of the minerals in a rock
rock cycle
the continuous ptrocess by which new rock forms from old rock material
weathering
when water, ice, wind, heat, or living organisms break down rocks
erosion
fragments of rock that are removed from their source
deposition
the process by which water, ice, wind, and gravity drop newly formed sediments
magma
hot, liquid rock
grains
fragments of rocks or minerals
fine-grained
made of small crystals or grains
Course-grained
made of crystals or grains that can be seen with the eye
medium-grained
between fine and course
volcanic glass
when magma cools so quickly that it forms rocks that have no crystals
foliated
banded texture
nonfoliated
rock that contains one mineral
clastic sedimentary
made of grains of rock or minerals form when sediments are buried, squeeze together, and cemented
chemical sedimentary
form when minerals crystallize out of a solution
organic sedimentary
form when shells and skeletons of dead marine organisms are buried and cemented
sediment
grains of rocks or minerals
deposited
(sediments)are laid down
slate
a low grade metamorphic rock because it changes slightly
gneiss
a high grade metamorphic rock
uplift
the process by which regions of earth rise to higher elevation.