Chalcopyrite, Yaogangxian Mine, China New Jersey Minerals This specimen belonged to the

This specimen belonged to the former mineral dealer Sherwin Berger

but can be easily removed upon request

Be sure to watch the video to see the luster of the clinochlore

Ouray County

Chalcopyrite, Yaogangxian Mine, China New Jersey Minerals This specimen belonged to theChalcopyrite Yaogangxian Mine, Chenzhou, Hunan, China Ex. Greg Boles Collection 25 x 21 x 20 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