9iddb.ir ((COLEMANITE)), $25 MINIMUM BID, Ext. 17, Boron Open Pit Mine, Boron, Kern County, California, 4 x 4 x 2 cm Miniature | |
Undamaged sharp crystal of transparent to translucent colorless Colemanite. Comes with James Minette Label showing it is from the ext. 17 part of the pit and was collected by Jim in 1974, almost 50 years ago. |