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Flashcards - Praxis Middle School Science: Minerals & Rocks

Flashcards - Praxis Middle School Science: Minerals & Rocks
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metallic luster
Lustre or luster is the way light interacts with the surface of a crystal, rock, or mineral
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Hardness
Hardness is a measure of how resistant solid matter is to various kinds of permanent shape change when a compressive force is applied
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crystalline structure
In crystallography, crystal structure is a description of the ordered arrangement of atoms, ions or molecules in a crystalline material
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color
Color or colour is the visual perceptual property corresponding in humans to the categories called red, blue, yellow, etc
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9 cards in set
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color
Color or colour is the visual perceptual property corresponding in humans to the categories called red, blue, yellow, etc
crystalline structure
In crystallography, crystal structure is a description of the ordered arrangement of atoms, ions or molecules in a crystalline material
Hardness
Hardness is a measure of how resistant solid matter is to various kinds of permanent shape change when a compressive force is applied
metallic luster
Lustre or luster is the way light interacts with the surface of a crystal, rock, or mineral
mineral
A mineral is a naturally occurring chemical compound
solid
Solid is one of the four fundamental states of matter
feldspars
Feldspars are a group of rock-forming tectosilicate minerals that make up as much as 60% of the Earth's crust
rock cycle
The rock cycle is a basic concept in geology that describes the time-consuming transitions through geologic time among the three main rock types: sedimentary, metamorphic, and igneous
ore
An ore is a type of rock that contains sufficient minerals with important elements including metals that can be economically extracted from the rock

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