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Minerals/rocks

Mineral and Rock Vocab

QuestionAnswer
minerals inorganic solid material that rocks are made of
non-foliated rock metamorphic rock without visible layers of minerals
foliated rock metamorphic rock with visible layers of minerals
metamorphic rock formed when igneous or sedimentary rock is changed by heat and pressure
crystals mineral where atoms arranged in a repeating pattern
chemical rock sedimentary rock formed when water evaporates leaving minerals behind, found at geysers, hot springs and sea-water coasts
organic rock sedimentary rock formed when dead plant and animal matter is compressed, examples are chalk, coal and limestone
detrital rock sedimentary rock formed by pieces of rock and minerals deposited in layers
sedimentary rock made from pieces of broken rock and minerals deposited in layers
intrusive igneous rock igneous rock formed underground, large crystals
igneous rock rock made when lava or magma cools and hardens
ore mineral with enough useful metal it can be mined
rock solid, inorganic material made of one or more minerals
rock cycle diagram showing how rocks can change from one type to another
extrusive igneous rock igneous rock formed above ground, no or small crystals form
Mineral Naturally occurring inorganic solid that has a definite chemical composition and an orderly internal atomic structure.
Crystal solid in which the atoms are arranged in orderly, repeating pattern.
Silicate minerals that contain silicon and oxygen and usually one or more other elements
Hardness Measure on how easily a mineral can be scratched
Luster describes the way a mineral reflects light from its surface;can be metallic or nonmetallic
Streak color of a mineral when it is in powdered from.
Cleavage minerals that break along smooth, flat surfaces
Fracture minerals that break with uneven, rough or jagged surfaces
Moh's Scale numeric testing of hardness
Moh's Scale: Hardest substance Diamond
Moh's Scale: Softest substance Talc
Created by: Jerry.Reese23
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