Wavellite, Arkansas Brandberg Amethyst which are more than likely

which are more than likely caused by the presents of the lepidolite

Early writing and collections

This agate slice from Brasil weighs 156

Weighs 464 grams and measures 14

And many will have a diagram of its crystal form -- up to four

Wavellite, Arkansas Brandberg Amethyst which are more than likelyWavellite Montgomery County, Arkansas, USA Ex. Greg Boles Collection 24 x 20 x 16 mm Mounted In A Standard Perky Box This mineral specimen is from the collection of Gregory Boles. Greg has had a lifelong passion for collecting minerals and other geological items. His hobby started at an early age in 1956 and continues to this day. Greg's enthusiasm for science led him to receive a BS in geology from the University of Kansas in 1987. He attributes all