What is Moh's Hardness Scale?
molten rock on the earth's surface
What is lava?
Existing rocks are changed by heat, pressure, or chemicals beneath the Earth's surface.
What is metamorphism (or metamorphic)?
Rock that forms when melted, or molten rock from deep below Earth's surface cools and hardens.
What is igneous?
Rock forms when sand, particles of rock, bits of soil, and remains of once-living things are cemented
What is sedimentary?
Describes how light reflects off of a mineral
What is Luster?
Molten rock beneath the earth's surface
What is magma?
The location where metamorphic rocks are formed
What is deep underground?
Rocks that form as magma cools underground
What are intrusive igneous rocks?
Broken up rocks
What is sediment?
Definite shape, definite volume
What is a solid?
Solid material made up of two or more minerals
What is a rock?
Formed from existing rock
What is metamorphic rock?
Crystal size of a slow-cooling igneous rocks
What are large crystals?
Small particles are fused or glued together
What is cementation?
mineral breaks in an uneven, rough, or jagged way
What is fracture?
Metamorphic, sedimentary and igneous
What are the three types of rock on Earth?
Cause break down of rocks into smaller pieces
What is weathering and erosion?
Size & shape of a rock's mineral grains
What is texture?
Small particles are pressed together tightly
What is compaction?
5 characteristics of a mineral
What are naturally occurring, inorganic, crystalline structure, definite chemical composition, and solid?
Rocks that are buried deep in the earth can be changed into an entirely new rock through this process
What is heat and pressure?
Igneous rocks form near hear (usually)
What is a volcano?
Small particles of rock move to a new location and settle
What is deposition?