Gypsum Photos                          

Cochise College       
Photos of Minerals
Geology Home Page
Roger Weller, geology instructor                       

wellerr@cochise.edu


gypsum- selenite crystal

 

Gypsum
last edited:  5/6/16   number of photos:  79
Gypsum is CaSO4.H2O
Mineral information on gypsum 
Gypsum comes from the Greek word for gypsum, gypsos. 

                                            

photos
selenite cleavages:  1  2  3
selenite cleavages from Utah:  1  2  3  4  5  6  7 
     8  9  10  11  12
selenite crystals:  1  2  3
swallowtail twin crystals of selenite:  1  2  3  4
selenite, large crystal:  1  2  3  4  5
bent selenite cleavage:  1
selenite roses:  1  2  3  4  5* 6  7  8
selenite crystal cluster:  1
gypsum sand crystals:  1  2 3  4  5  6                                  
gypsum, selenite hourglass crystal:  1  2                                                        
gypsum, ramshorn growths:  1
selenite needle crystals:  1  2*
selenite crystals from Australia:  123  4  5  6  7  
selenite fro Penfield Quarry, NY:  1  2  3                                                                   
selenite with clay inclusions:  1  2
transparent selenite:  1  2*
satinspar and selenite:  1
massive gypsum:  1
gypsum, variety alabaster:  1 
gypsum, variety satinspar:  1  2  3  4  5
selenite cleavage containing inclusions of water
         and gas bubbles:  1  2
pseudomorph of manganese oxide after selenite crystal:  1

selenite with manganese oxide:  1 
2


drawings
twinned gypsum crystals:  1  2  3

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

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