| 9iddbis ((CALCITE on COLEMANITE)), $10 MINIMUM BID, Boron Open Pit Mine, Kern County, California, 5.5 x 4 x 3.5 cm, Miniature | |
 | Here is a brown specimen with dark brown Calcite covering terminated Colemanite crystals. ex Jim Minette ex Milton Speckels collection. |
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