The Rocks & Minerals Challenge Game
 
Mineral Identification by Picture and Attribute
Explorers! Before you begin your journey, you need to recognize these geological specimens.
 
Begin by selecting one of the specimens pictured.
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Inosilicates, Neosilicates, Sorosilicates
    
   
Oxides, Hydroxides,
Carbonates
Silicates
          
min min
Name: Azurite
 
Class: CARBONATES
Color
blue
Chemical Formula: Cu3+2 (CO3)2 (OH)2
Streak
paler blue
Luster
earthy or glassy
Hardness
3.5 - 4
Cleavage
1 direction
Density
3.8
Crystal Form
Monoclinic (Rare)
Common Uses / Other Facts: An ore of copper usually found, as here, closely associated with malachite.
rock
Sulfides and Sulfates
Halides
Organic
min