Term
| What are two main groups of minerals? |
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Definition
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| 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
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Term
| what two elements must be present in a silicate? |
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Definition
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Term
| what group lists only minerals? |
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Definition
| fluorite, feldspar, copper |
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Term
| which of the following are chatoyancy and asterism associated with? |
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Definition
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Term
| A mineral is described as flourescent when it? |
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Definition
| glows under ultraviolent light |
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Term
| What mineral property involves iron? |
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Definition
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Term
| Because man 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
| after an ultraviolent light is turned off |
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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 tetrahedra 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 nonsilicate crystallline structures |
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Term
| when each tetrahedra shares three of it's oxygen atoms with other tetarhedra? |
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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
a. it is organic
b. it occurs naturally
c. it has a consistent chemical composition
d. it has a shiny surface |
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Definition
| d. it has a shiny surface |
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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 powered form is called the mineral's |
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Definition
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Term
| A mineral is a natural soild 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
| Fluorence is the property of a mineral that causes it to |
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Definition
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Term
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Definition
| the mass of 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 nonsilicate crystalline structures? |
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Definition
| cubes, hexagonal prisms, octahedral 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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