Tourmalinated Quartz Photos   

Cochise College                                                                                                                                                                         
Photos of Gemstones
Translucent Gemstones

Geology Home Page
Roger Weller, geology instructor                       

wellerr@cochise.edu


Tourmalinated Quartz
last edited:  11/27/17    number of photos:  9
Tourmalinated quartz is clear quartz, SiO2, with included
needle-like crystals of tourmaline,
NaFe3Al6(BO3)3Si6O18(OF)4

Mineral information on quartz                                
Mineral information on tourmaline

hardness: 7

cabochons
tourmalinated quartz, cabochons:  A  B  C
tumble polished:  A  B  C

faceted
faceted tourmalinated quartz:  A  B

 

tourmalinated quartz, uncut

tourmalinated quartz:   A  B  C  D

 

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Just credit photos to R.Weller/Cochise College.
copyright 2017-R.Weller