Search Webmineral :
A to Z
Mineral of the Month Club
Join the club, silver, gold and platinum-level memberships available as low as $10.00 a month
High quality mineral specimens mailed to your home or school each month
An affordable way to build your collection
Tray of fibrous Ulexite fragments which have been cut and polished perpendicular to the fibers. This shows the fiber-optic "TV stone" effect which transmit images through the fragments.
U.S. Borax Mine, Boron, Kramer District, Kern County, California, USA.
Picture size 10 cm.
© Dave Barthelmy
This Image has been shown 10758 times