Quartz Photos
Cochise College               
Photos of Minerals
Geology Home Page

Roger Weller, geology instructor

[email protected]    copyright 2011-R.Weller

 
amethyst crystals-7
This specimen displays parallel growth of amethyst crystals.
 

quartz-amethyst                                                                                                                       2211
Photo is copyright free only for non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.

Specimen is on display at Cranbrook Institute of Science, Bloomfield Hills, Michigan.