Elements and compounds are carried into lakes and seas where they * on the bottom?
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Crystallize
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* are used when mineral deposits are located too deep within the earth to be surfaced mined
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Subsurface mining methods
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Minerals such as and are left behind?
Front
Gypsum and halite
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When are located at or near the surfaces of earth, surface mining methods are used to remove the minerals
Front
Mineral deposites
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True or False? Because of this, color is usually not the best way to identify a material. {Rainbow of Minerals}
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True
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Talc has a rating of 1 and diamond has a rating of?
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10
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Minerals may be either?
Front
Elements or compounds
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Is the measure of how much matter is in a given amount of space
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Density
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What is a mineral
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A naturally formed, inorganic solid that has a definite crystalline structure.
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Magma sometimes cools slowly ,forming millions of mineral crystals in structures called *
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Plutons
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Magma moving upward can form teardrop-shaped bodies called?
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Pegmatites
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What are silicate minerals? And what do they include?
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Minerals that contain a combination of silicon and oxygen. They include: quartz, feldspar, and mica.
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True or False? The color of a mineral in powdered form is called the minerals streak. A. Minerals streak can be found by rubbing the mineral against a piece of unglazed porcelain called a streak plate?
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True
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True or False? A minerals resistance to being scratched is called hardness..Mohs Hardness scale?
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True
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What are non-silicate minerals? And what do they include?
Front
Minerals that do not contain a combination of the elements silicon and oxygen. They include:calcite, fluorite, and gypsum.
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Minerals that form in metamorphic rock include ,,, and ?
Front
Garnet,graphite,hematite
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True or False? The way a surface reflects light is called luster?
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True
Back
True or False? Cleavage is the tendency of some materials to break along smooth, flat surfaces,. Fracture is the tendency of some minerals to break unevenly along curved or irregular surfaces.