Tourmaline Photos       
Cochise College                                                           
Photos of Gemstones
Transparent Gemstones
Geology Home Page
Roger Weller, geology instructor               

rubellite tourmaline


last edited:  11/13/17    number of photos:  46
Tourmaline is Na(Li,Al)3Al6(BO3)3Si6O18(OH)4                              
hardness: 7 to 7.5
tourmaline as a mineral


faceted tourmaline

tourmaline, faceted-brownish pink:  A

tourmaline, faceted-green:  A  B  C

tourmaline, faceted-multicolored:  A  B  C  D

tourmaline, faceted-pink (rubellite):  A  B  C  D  E  F  G 

tourmaline, faceted-watermelon:  A                                                                  
tourmaline. faceted-assorted colors:  A


clear tourmaline, polished but not faceted

watermelon tourmaline:  A  B  C  D  E  F  G  H
rubellite crystal slices: 


tourmaline in jewelry

tourmaline, beads: A  B  C  D  E  F  G  H  I

tourmaline, rubellite pendant:  A

tourmaline, rubellite ring:  A  B  C
tourmaline, rubellite necklace:  A
multi-colored tourmaline in jewelry:  A                                         


tourmaline, uncut

tourmaline, rubellite crystals:  A  B  C

tourmaline crystals-various colors:  A  B

Photos are copyright free for non-commercial educational uses. 
Just credit photos to R.Weller/Cochise College.
copyright 2017-R.Weller