Minerals
The powdered form of a mineral
What is a streak?
By Magma cooling inside or outside the earth's surface
How are igneous rocks formed?
By a former rock or animal weahering and eroding, and by the sediment of the former rock being deposited and compacted and cemented
How are sedimentary rocks formed?
A rock that is formed by a former rock getting its atoms rearranged due to heat and pressure
What is a metamorphic rock?
A type of dirt that is used for plant life
What is soil
The reflection of light shining on a mineral
What is luster?
Igneous rocks that are formed by magma cooling in the Earth's interior
What are intrusive rocks
A sedimentary rock that is made up of other rocks weathering and eroding
What is a clastic sedimentary rock?
From Pockets of magma, plate collisions, need heat and pressure
A measure of how much a soil can support plant life
What is Fertility
A mineral's resistance to being scratched
What is hardness?
Igneous rocks that are formed by lava cooling
what is extrusive rocks
A sedimentary rock that is formed by plants and animals being compacted and cemented (Ex: coal)
What is an organic sedimentary rock?
Mineral grains are arranged randomly
What is non-foliated
A type of dark organic material in the Earth's soil that is formed by a plant or animal decomposing
What is humus
Tung tung tung Sahur found an inorganic, naturally occurring rock without a definite chemical composition. Is it a mineral or a rock?
a rock, because minerals have to have a definite chemical composition and be an inorganic solid that's naturally occurring.
Igneous rocks that have a low silica content
Mafic
A rock that is formed by a water solution (Ex: Limestone)
What is a chemical sedimentary rock
A rock that has a visible pattern
A type of soil that has equal parts of clay, sand, and silt
What is loam?
Inorganic, solid with a chemical composition.
What are the characteristics of minerals?
Igneous rocks that have a high slica content
What is felsic
A type of clastic sedimentary rock that has rounded edges
What is a conglomerate?
What rock is the metamorphic version of granite
What is gniess
(BONUS) A process that transforms Earth's rocks from one type to another: igneous to sedimentary to metamorphic
What is the rock cycle