9iddbns ((THENARDITE pseudomorph after MIRABILITE)), $10 MINIMUM BID, Settling Ponds West of Open Pit Mine, Kamer Borate deposit, Boron, Kerns County, California, 9 x 8 x 2 cm, Cabinet, | |
Here is a very rare pseudomorph from the borax deposit in Boron thirty or forty years ago in a limited find collected by Jim Minette from the settling ponds at Boron. These are typically very delicate and light in weight. They are coated for protection. ex Jim Minette collection |