8iljdia ((CHALCOPYRITE included CALCITE cleavage rhomb)), $10 MINIMUM BID, Faraday Mine, Bancroft, Ontario, Canada, 5 x 4 x 1.8 cm, Miniature | |
Sharp and clean cleavage rhomb with some scuffing on the bottom which may be an original surface. Terrific grownth of brassy ribbons of Chalcopyrite included in the Calcite. The inclusions are hard to photograph because of the double refraction of Calcite. Ex Reasenberg collection. |