9iddbis ((COLEMANITE), $10 MINIMUM BID, Boron Open Pit Mine, Boron, Kern County, California, 5.5 x 5 x 3.5 cm, Miniature, | |
Here is an fine Colemanite with spear shaped crystals and a small stalactite like formation near the top. It also has a Speckels label. ex Milton Speckels, ex Jim Minette collection |