Chalcanthite, Planet Mine, Arizona Cordierite slightly translucent crystals of fluorite

slightly translucent crystals of fluorite cover a small cluster of quartz

Artigas Department

This piece measures 4 1/2" x 2 1/4" x 2"

This Quartz and pink calcite specimen is from Inner Mongolia

6 grams and measures 4 x 4

Chalcanthite, Planet Mine, Arizona Cordierite slightly translucent crystals of fluoriteChalcanthite Planet Mine, Buckskin Mtns., La Paz County, Arizona, USA Ex. Greg Boles Collection 20 x 7 x 4 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