9iddbnr ((KURNAKOVITE, ULEXITE)), $25 MINIMUM BID, Boron Open Pit Mine, Boron, Kerns County, California, 8 x 6 x 3 cm, Cabinet | |
Here is a translucent Kurnadovite with opaque white nodules of Ulexite. Kurnakovite is a rare borate that was evidently had limited discovery and collecting at Boron years ago. This one is from the Jim Minette collection and is coated by a protectorant by him. There are two crystal faces including the large front face. |