Rocks and Minerals

South Carolna 8th Grade Science Cario

	Rocks that form when heat and pressure are applied to an existing rock over time.
	Category of igneous rock that cools on Earth's surface.
	Rocks that form when magma or lava cools.
	Category of sedimentary rock that comes from small pieces of other rocks compressed together.
	Category of metamorphic rock that has NO bands or layers.
	Category of igneous rock that cools inside the Earth.
	Rocks that form when pieces of broken rock and mineral grains are compressed and cemented together OR by chemical OR organic processes.
	Category of sedimentary rock that comes from living things.
	Category of sedimentary rock that comes from minerals deposited from evaporating water.
	Category of metamorphic rock has bands or layers.
	A rock that is mined because it contains a metal or other economically useful mineral.
	The color of a mineral's powder.
	The hardest known mineral.
	The scale used to rank a mineral's hardness.
	When a mineral breaks along flat planes and regular angles.
	When a mineral breaks unevenly like glass.
	Mass per unit volume.
	A scientist that studies rocks and minerals.
	The mineral property that describes how light reflects off the mineral's surface.
	The mineral property that describes how much light is transmitted through the mineral.
	The mineral property that can be determined by scratching against copper and glass.
	When a mineral glows under ultraviolet light.
	When a mineral fizzes and/or bubbles when in contact with HCl.
	As a mineral forms into a solid, a repeating pattern of the mineral's particles takes on a certain shape.
	A naturally occurring, inorganic solid that has a crystal structure and a definite chemical composition