Terms in this set (21)
Objects made of mixtures of minerals and other materials.
Rocks formed when molten rock (magma/lava) cools and solidifies.
Rocks formed by sediments compacted and pressed together, such as mud and sand at the bottom of a lake or Sea.
Rocks formed deep within the earth by intense heat and pressure.
A, usually light colored, igneous rock that is found in continental crust.
A dark, dense, igneous rock with a fine texture, found in oceanic crust.
Rock that forms from the cooling and solidification of lava at Earth's surface.
Rock formed from the cooling and solidification of magma beneath Earth's surface.
Sediment produced from the weathering of rock and mineral fragments.
Sediments formed when minerals in a rock are dissolved by water & carried elsewhere. They may later crystallize, or settle out of the solution.
Sediments formed from dead plants, shells, or animal skeletons.
A sedimentary rock made from smalled rounded stones that have been cemented together.
This occurs in fault zones where rocks have been subject to high pressures, and heat.
The changes in rock caused by the heat of a nearby body of magma.
When the minerals in a rock are not arranged in bands.
Term used to describe metamorphic rocks whose grains are arranged in parallel layers or bands.
The breaking down of rocks and other materials on the Earth's surface do to natural processes.
Any process that breaks rock down into smaller pieces without changing the chemistry of the rock; typically wind and water.
the process in which rock is broken down by changes in its chemical makeup.
The wearing away of earth's surface caused by the beakdown and transportation of particles of rock or soil. Agents include the sea, rivers, glaciers, and wind.
The sequence of events in which rocks are formed, destroyed, altered, and reformed by geological processes.
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