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: Epidote
Alternate
Specimen(s)

Fichter, Lynn S.
James Madison University
Class: SILICATES Subclass: Sorosilicates
Color
dark green
Chemical Formula: Ca2 (Fe+3, Al)3(SiO4)3(OH)
Streak
white
Luster
glassy or pearly
Hardness
6 - 7
Cleavage
1 direction
Density
3.4 - 3.5
Crystal Form
Monoclinic
Common Uses / Other Facts:
rock
Sulfides and Sulfates
Halides
Organic
min