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.
.
   
Inosilicates, Neosilicates, Sorosilicates
   
   
Oxides, Hydroxides,
Carbonates
Silicates
         
min min
Name: Malachite
  
Class: CARBONATES Group:
Color
green
Chemical Formula: Cu2+2(CO)3(OH)2
Streak
green
Luster
earthy or silky
Hardness
3.5 - 4
Cleavage
none
Density
3.9 - 4
Crystal Form
Monoclinic
Common Uses / Other Facts:
rock
Sulfides and Sulfates
Halides
Organic
min