Tourmaline Photos           

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

wellerr@cochise.edu

 

Tourmaline
last edited:  11/30/16  number of photos:  58
Tourmaline is
Na(Mg,Fe)3Al6(BO3)3(Si6O18)(Si6O18)(OH)4                                                        

Mineral information on tourmaline

photos
colored tourmaline crystals:  1  2
watermelon tourmaline slices: 
1

pale green tourmaline crystals:  1  2  3
green tourmaline crystals:  1  2  3  4
bluish green tourmaline crystal:  1
brown tourmaline (dravite):  1  2
bicolor tourmaline crystals:  1  2345*
black tourmaline (schorlite):  1  2  3  4  5  6  7  8  9  10  11  12
black tourmaline from Sonora, Mexico:  1  2  3  4  5
pink tourmaline (rubellite):  1  2  3  4  5  6  7  8  9  10
multiple colored tourmaline:  1  2  3  4
tourmaline in quartz:  1  2  3
tourmaline gemstones:  1
tourmaline from Pala, California:  1  2  3  4

tourmaline crystals in pegmatite pocket:  1

Photos are copyright free for non-commercial educational uses.
Just credit photos to R.Weller/Cochise College.
copyright 2016-R.Weller


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