622 is ((ULEXITE pseudomorph after BORAX)), $1 MINIMUM BID, Boron, Kern County, California, 4.5 x 3.5 x .8 cm, Miniature | |
Here is a pseudomorph of Ulexite after Borax. It has some of the mud-mudstone matrix. ex Jim Minette collection. ex Vince Morgan collection. |