Term
| What are the two main groups of minerals? |
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Definition
| Silicate and non-silicate. |
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Term
| Which are non-silicate crystalline structures? |
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Definition
| cubes, hexagonal prisms, irregular masses. |
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Term
| A double-chain silicate is .. |
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Definition
| two bonded single-chains. |
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Term
| What two elements must be present in a silicate? |
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Definition
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Term
| Which of the following groupings lists only minerals? |
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Definition
| fluorite, feldspar, copper. |
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Term
| Which of the following are chatoyancy are asterism associated with? |
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Definition
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Term
| A mineral is described as fluorescent when it? |
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Definition
| glows under ultraviolet light. |
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Term
| What mineral property involves iron? |
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Definition
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Term
| Because many minerals are similar in color and certain elements may change the color, color? |
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Definition
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Term
| Unstable atomic nuclei decay over time into stable nuclei, causing a mineral to be .. |
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Definition
|
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Term
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Definition
| mineral shows a cat's eye effect. |
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Term
| A phosphorescent mineral glows .. |
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Definition
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Term
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Definition
| do not link with silicon or oxygen atoms. |
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Term
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Definition
| a six-sided star shape appears when a mineral reflects light. |
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Term
| Double-chain silicates are formed when? |
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Definition
| two single-chains of tetrachendra bond to each other. |
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Term
| Cubes, hexagonal prisms, and irregular masses are examples of .. |
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Definition
| three common non-silicate crystalline structures. |
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Term
| When each tetrahedron shares three or its oxygen atoms with other tetrahedra .. |
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Definition
| sheet silicates are formed. |
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Term
| 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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Definition
|
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Term
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Definition
| unstable atomic nuclei decay over time, releasing particles and energy. |
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Term
| The color of a mineral in powdered form is called the mineral's .. |
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Definition
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Term
| A mineral is a natural solid that usually is .. |
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Definition
| inorganic, with characteristic physical properties. |
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Term
| Single-chain silicates are silicate crystalline structures in which tetrahedra form a? |
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Definition
| chain by sharing oxygen atoms. |
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Term
| The hardest mineral on the Mohs hardness scale is? |
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Definition
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Term
| Fluorescence is the property of a mineral that causes it to? |
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Definition
| glow under ultraviolet light. |
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Term
| Density is the ratio of .. |
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Definition
| the mass o a substance to the volume of the substance. |
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Term
| What is true of isolated tetrahedra? |
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Definition
| They do not link with other silicon or oxygen atoms. |
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Term
| Double-chain silicates form when? |
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Definition
| two single-chains of tetrahedra bond to each other. |
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Term
| Which of these are common non-silicate crystalline structures? |
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Definition
| cubes, hexagonal prisms, ocrahedral prisms, irregular masses. |
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Term
| Light that is reflected from a mineral's surface is called? |
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Definition
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Term
| Cleavage is the tendency of a mineral to? |
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Definition
| split along specific planes, forming flat surfaces. |
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