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Mineral
Identification by Picture and Attribute
Explorers! Before you begin your journey, you need to recognize these geological specimens. |
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Begin by selecting one of the specimens pictured. |
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Inosilicates, Neosilicates, Sorosilicates |
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Oxides, Hydroxides, Carbonates |
Silicates |
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Name: Apatite |
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Class: PHOSPHATES |
Color
green |
Chemical Formula: Ca5(PO4)3 (F, Cl, OH) |
Streak
white |
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Luster
glassy |
Hardness
5 |
Cleavage
none
(Conchoidal gracture) |
Density
3.1 - 3.2 |
Crystal Form
Trigonal/Hexagonal |
Common Uses / Other Facts:
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Sulfides and Sulfates |
Halides |
Organic |
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