| ggo CHALCOPYRITE on SPHALERITE with SELENITE and MARCASITE, Tri-State District, 8 x 5 x 4.5 cm, Cabinet, | |
 | Here is neat specimen. Looking with a loop the Sphalerite crystals have a beautiful blue iridescense and are covered with orientated brassy yellow Chalcopyrite crystals. There are also some brassy silver Marcasite crystals on the Sphalerite. The micro Quartz druze over the matrix rock is covered with small white terminated Selenite crystals. There is alot of interesting things on this specimen, especially if view with an optivisor or loop. ex Gil Griffin collection. |
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