9iddb.nss ((COLEMANITE)), $100 MINIMUM BID, Extention 17-S, Boron Open Pit, Boron, Kern County, California, 11 x 9.5 x 5, Larger Cabinet | |
Huge 8 cm Colemanite crystal with secondary crystals on the large crystal from Boron. Spear shaped with only the most minor damage. Most crystals have no damage. Very minor Calcite and Realgar tint in the white Colemanite on the backside. Aesthetic orientation and a Jim Minette label with on the back is hand written by Jim Personal collected in 1975 and value at that time 100. estimated value almost 50 years later 500. ex Jim Minette borate collection. |