9iddbis ((COLEMANITE)), $15 MINIMUM BID, Boron Open Pit, Boron, Kern County, California, 10 x 8 x 7 cm, Cabinet | |
Here is a large undamged specimen with the spear like crystals. The crysals are large and not as sharp as the smaller similar shaped cyrstals of Colemanite. . ex Jim Minette collection. |