Rocks
A naturally occurring solid mixture of one or more minerals.
What is a Rock?
A type of rock that forms from the cooling of molten rock at or below the surface.
What is Igneous Rock?
Rock that forms from a layering of weathered sediments
What is Sedimentary Rock?
Rock that is changed by great HEAT and PRESSURE.
What is Metamorphic Rock?
This is used to determine how a mineral reflects light from its surface.
What is Luster?
A continuous process where one rock type changes into another.
What is the Rock Cycle?
Rock that forms from Magma
What is Intrusive Igneous Rock?
The process in which dissolved minerals crystallize and glue particles of sediment together
What is Cementation?
A metamorphic rock that has mineral grains which line up in parallel layers.
What is Foliated?
The repeating pattern of a mineral’s particles forms a solid called a...
What is a Crystal?
The size, shape, and arrangement of the grains or crystals.
What is Texture?
Rock that forms from Lava
What is Extrusive Igneous Rock?
A process that squeezes, or presses, sediments into sedimentary rocks.
What is Compaction?
The process of creating Metamorphic Rock
What is Metamorphism?
The softest mineral on the Mohs Hardness Scale
What is Talc?
The mechanical and chemical processes by which natural forces break down rocks and minerals.
What is Weathering?
Extrusive Igneous Rocks cool quickly and form ________
What is small or no crystals?
These are commonly found in Sedimentary Rock
What are Fossils?
These types of rocks can turn into Metamorphic Rock
What are Igneous, Sedimentary, and Metamorphic?
What is Hardness?
The process by which rock, sand, and soil are broken down and MOVED to a different place.
What is Erosion?
The process required for minerals to crystallize from magma
What is cooling?
These 3 main types of Sedimentary Rock
What are Clastic, Chemical, and Organic?
Formed from the parent rock limestone, this non-foliated metamorphic rock is often used to make sculptures.
What is Marble?
Observed by rubbing a mineral across an unglazed porcelain tile
What is Streak?