Igneous rocks
Sedimentary rocks
Metamorphic rocks
Minerals
Mineral identification
100
magma after its been cooled downed and harden
What is an igneous rock?
100
a loose material such as rock fragments, minerals, and grain shells
What is a sediment?
100
rocks that have changed because of changes of the temperature or hot watery fluids are in presence.
What is a metamorphic rock?
100
a mineral is an occurring inorganic solid with a definite chemical composition.
What is a mineral?
100
two ways to identify a mineral is by its color and appearance.
What are two ways to identify a mineral?
200
rocks that are formed from magma under Earth's surface
what is an instrusive rock?
200
rocks that are formed when sediments are pressed and cemented together
What is a sedimentary rock?
200
non foliated rocks are minerals and grains that grow and rearrange, but they don't form layers.
what are non foliated rocks?
200
-formed by natural process -inorganic -element or compound -crystalline solid
What are the mineral characteristics?
200
hardness is a measure of how easily a mineral can be scratched is its hardness.
What is hardness?
300
rocks that are formed as lava cools down on the surface of Earth
What is an extrusive rock?
300
any material found in nature
What materials make up sedimentary rocks?
300
mineral grains change when they either dissolve or crystalize
how do mineral grains change?
300
a crystal is a solid in which the atoms are arranged in orderly, repeating patterns.
What is a crystal?
300
a list of common minerals to compare their hardness.
What is the mohs scale?
400
magma at the surface of earth is called lava
What is magma at the surface called?
400
composition, manner. classified by detrial, chemical, and organic
how are sedimentary rock classified?
400
when hot liquids flow through the rocks and it chemically changes the rock.
how do hot fluids change a rocks composition?
400
1.hexagonal 2.orthonombic 3.cubic 4.terragonal 5.monoclinic 6.triclinie
What are the six major crystal structures?
400
the way a mineral reflects light
What is luster?
500
magma is forced upward because magma is less dense than the surrounding solid rocks
why is magma forced upward?
500
pressure from the upper layer pushes down on the lower layers. sediments that are small ca stick together.
how do rocks form through compaction?
500
foliated rocks are minerals and grains that line up as parallel layers.
What are foliated rocks?
500
1.crystals can form from magma 2.crystals can form from a solution
What two ways that minerals can form?
500
streak is the color of a mineral when it is in powdered form
What is streak?
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