Photos of Rocks  
 Cochise College                       

Rocks
 Geology Home Page

Roger Weller, geology instructor  ( wellerr@cochise.edu )
Number of photos:  1276      last edited:  4/4/17    
 

Rock Types


Quick Tours: 10 Common Igneous Rocks
 12 Common Sedimentary Rocks    8 Common Metamorphic Rocks
 

Special note: to see a selection of my rock photos,

 go to Google images, type Roger Weller then any rock name.
 (Example: Roger Weller basalt)

                                                                                                                                                               

Igneous Rocks   (538)

    Igneous rocks are formed by the cooling and
   solidifying of molten rock (magma).

pumice

 

Sedimentary Rocks  (388)

   Sedimentary rocks are formed by the consolidation
   of loose sediments or by chemical precipitation.


flint
 

 

Metamorphic Rocks  (339)

   Metamorphic rocks are rocks that are altered by           
   heat and/or pressure.    

  
marble                                                                                                    
                                                                                               
Rocks Used in Building  (21)


Photos are copyright free for non-commercial educational uses. 
copyright 2015-R.Weller   Just credit photos to R.Weller/Cochise College.


marble tiles

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