Roger Weller, geology instructor
[email protected] copyright 2010-R.Weller
dravite crystal-3
Yinnieaterra, Australia
Dravite is brown tourmaline.
dravite
2684
Photo is copyright free only for
non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.
specimen courtesy of Belkis Minerals
Stephen Hernly
P.O. Box 5744, Bisbee. Arizona, 85603
(520) 432-2567