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Rocks and Minerals
these types of igneous rocks are formed as lava cools on the surface of Earth
mass per unit volume
the color of a mineral in powdered form
The way a mineral reflects light
a type of ingneous rock that generally contains large crystals and forms when magma cools slowly beneath Earth's surface.
the tendency of a mineral to break along flat surfaces
the tendency of a mineral to break along curved or irregular surfaces
Term used to describe metamorphic rocks whose grains are arranged in parallel layers or bands.
the metamorphic rock texture in which mineral grains are not arranged in planes or bands.
a type of sedimentary rock that form when dissolved minerals come out of solution
solid homogeneous inorganic substances occurring in nature having a definite chemical composition
A naturally occurring solid mixture of one or more minerals or organic matter
rock formed from cooled magma or lava
rock formed when layers of sediments were pressed and cemented together
sedimentary rocks made of material created by living things
sedimentary rock that forms when rock fragments are squeezed together
Rocks changed by intense heat or extreme pressure
solid rock or mineral fragments