Classifying Rocks
The particles of minerals or other rocks that give rock its texture
Grains
A type of IGNEOUS rock that forms from lava on Earth's surface
Extrusive rock
Sedimentary rock that forms when minerals crystallize from a solution
Chemical rock
Sedimentary rock that forms when rock fragments are squeezed together under high pressure
Clastic rock
Rocks are cool
True
A dark, dense igneous rock with a fine texture, found in oceanic crust
Basalt
A type of rock that forms from an existing rock that is changed by heat, pressure, or chemical reactions
Metamorphic
The process by which dissolved minerals crystallize and glue particles of sediment together into one mass
Cementation
The process by which sediments are pressed together under their own weight
Compaction
Rocks aren't cool
False
One of the common minerals that make up most of the rocks of Earth's crust
Rock forming mineral
A type of rock that forms when particles from other rocks or the remains of plants and animals are pressed and cemented together
Sedimentary rock
Sedimentary rock that forms from living things
Organic rock
A series of processes on the surface and inside Earth that slowly changes rock from one kind to another
Rock cycle
Do you like rocks?
Yes!
A usually light colored igneous rock that is found in continental crust
Granite
A type of rock that forms from cooling of molten rock at or below the surface
Igneous rock
Small, solid pieces of material that come from rocks or organisms
Sediment
The process by which sediment settles out of the water
Deposition
Do you dislike rocks?
No!
The look and feel of a rock's surface, determined by the size, shape, and pattern of a rock's grains
Texture
A type of IGNEOUS rock that forms when magma hardens beneath Earth's surface
Intrusive rock
The destructive process in which water or wind loosens and carries away fragments of rock
Erosion
Term used to describe metamorphic rocks that have grains arranged in parallel layers or bands
Foliated