20hhgd.is ((FERBERITE, QUARTZ, CALCITE, MUSCOVITE, $30 MINIMUM BID, Yaogangxian Mine, Hunan Province, China, 5 x 4 x 3 cm, Miniature | |
Very lustrous black Ferberite with long tapering terminated Quartz crystals. Associated Calcite and Muscovite from the Yaogangxian with is probably no longer producing many if any of the specimens once prolific 15 years ago. ex Glenn Davidson collection. ex Lavinsky mineral auctions specimen |