1600421gwcetoss.nr ((CALCITE, color from Copper inclusions)), Wm Jefferis collection, $35 MINIMUM BID, Bohemian Mine, Lake Superior, Michigan, 6 x 4 x 3 cm, Cabinet, Wm Jefferis (1820-1906) | |
Wm Jefferis (1820-1906), Here is an opague white Calcite made up of cleaved faces. Orange coloration from Copper inclusions. ex Wm Jefferis label #2456 and Carnegie Museum label #26003.. |