a group of 20 minerals that make up most of the rocks in the earth's crust
a henerally light-colored rock that has high silica content
a dark colored rock that is low in silica
particles of minerals or other rocks
the look and feel of a rock's surface
the type of rock that forms from the cooling of magma or lava
rock that forms when particles of other rocks or the remains of plants and animals are pressed and cemented together
the rock that forms when an existing rock is changed by heat, pressure, or chemical reactions
igneous rock formed from lava that erupted onto earth's surface
igneous rock that formed when magma hardened beneath earth's surface
the word describing the thin, flat layering found in most metamorphic rocks
small, solid pieces of material that come from rocks or living things
when running water, wind, or ice loosen and carry away fragments of rock
the process by which sediment settles out of the water or wind carrying it
the process that presses sediments together
the process in which dissolved minerals crystallize an glue particles of sediment together
a sedimentary rock that forms when rock fragments are squeezed together
rock that forms where the remains of plants and animals areposited in thick layers
rock formed when minerals that are dissolved in a solution crystallize
a series of processes on earth's surface and in the crust and mantle that slowly change rocks frome one kind to another
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