9iddbir ((TINCALCONITE pseudomorph after BORAX)) $10 MINIMUM BID, Boron Open Pit Mine, Boron, Kern County, California, 6 x 3 x 1 cm, Miniature, | |
Here is a fine undamaged double terminated crystal of this classic Borate pseudomorph. The bottom shows that this was part of a larger specimen or pulled off a larger mass when colllected. ex Jim Minette collection |