Term
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Definition
| what are two main groups of minerals? |
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Term
| tetrahedra,isolated,chains |
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Definition
| which are nonsilicate crystalline structures? |
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Term
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Definition
| A double-chain silicate is? |
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Term
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Definition
| what two elements must be present in a silicate? |
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Term
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Definition
| which of the following grupings lists only minerals? |
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Term
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Definition
| which of the folloeing groupings lists only minerals? |
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Term
| glows under ultraviolet light |
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Definition
| a mineral is described as fluorescent when it? |
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Term
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Definition
| what mineral property involves iron? |
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Term
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Definition
| beacuse many minerals are similar in color and certain elements may change the color? |
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Term
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Definition
| unstable atomic nuclei decay over time into stable nuclei,causing a mineral to be? |
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Term
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Definition
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Term
| after an ultraviolet light is turned off |
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Definition
| A posphorescent mineral glows? |
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Term
| do not link with silicon or oxygen atoms |
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Definition
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Term
| a square shape appears when a mineral reflects light |
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Definition
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Term
| two single chains of tetrahedra bond to each other |
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Definition
| double-chain silicates are formed when? |
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Term
| three common silicate crystalline structures. |
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Definition
| cubes,hexaonal prisms,and irregular masses are exampoles of? |
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Term
| sheet silicates are formed |
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Definition
| when each tetrahedron shares three of its oxygen atoms with other tetrahedra? |
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Term
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Definition
| which of the following is NOT one of the four criteria for determining whether or not a substance is a mineral? |
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Term
| unstable atomic nuclei decay over time,releasing particles and energy |
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Definition
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Term
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Definition
| the color of a mineral in powdered form is called the minerals's? |
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Term
| inorganic with characteristic physical properties |
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Definition
| a mineral is a natural solid that usually is? |
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Term
| chian by sharing oxygen atoms |
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Definition
| single-chain silicates are silicate crystalline structures in which tetrahedra form a? |
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Term
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Definition
| the hardest mineral on the MOHS hardness scale is? |
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Term
| glow under ultraviolet light |
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Definition
| fluorescence is the property of a mineral that causes it to? |
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Term
| the volume of a substance to the mass of the substance |
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Definition
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Term
| they do not link with other silicon or oxygen atoms |
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Definition
| what is true of isolated tetrahedra? |
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Term
| single-chains of tetrahedra bond to each other |
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Definition
| double-chain silicates form when |
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Term
| cubes,hexagonal prosms,octahedral prisms,irregular masses |
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Definition
| which of these are common nonsilicate structures? |
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Term
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Definition
| light that is reflected from a mineral's surface is called? |
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Term
| split along specific planes,forming flat surfaces. |
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Definition
| cleavage is the tendency of a mineral to? |
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