The Rocks & Minerals Challenge Game
Main Menu SEC Home
Review Rocks by Pictures and Attributes Review Minerals by Pictures and Attribute
Rocks: Drag & Drop -Identify by Name Minerals: Drag & Drop -Identify by Name
Rocks: Fill-In Minerals: Fill-In
Rocks: Advance Minerals: Advance
 
Rock 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.
.
     
Metamorphic
      
     
Igneous
          
Sedimentary
min min
Name: Diatomaceous Earth
 
Classification: Sedimentary
Mineral Compostion:
none, amorphous silica
Texture and Distinguishing Properties:
very fine, powdery
How Did the Rock Form?
deep marine environment
About this rock: composed of shells of algae (diatoms)
rock rock
rock rock rock
rock rock
rock rock
rock rock
Igneous
    
Sedimentary
      
rock rock rock rock rock rock rock