Galena Alpine-type The “cogwheel” is essentially undamaged

The “cogwheel” is essentially undamaged

dark brown color twinned pair of crystals of Baddeleyite from a discovery in 2009

If you collect gem crystals

vitreous rhombohedra of cream-colored Dolomite – some of which are oriented into spherical aggregates – which are sitting atop black Sphalerite

Galena Alpine-type The “cogwheel” is essentially undamagedThe Julia Fisk Mine is one of the more notable specimen producing mines in the Leadville District, especially since it was one of the few Leadville mines to produce Rhodochrosite. This specimen hosts dozens of sharp, cuboctahedra of silvery Galena associated with small striated pyritohedra of golden Pyrite, plus some small black groups of highly modified Sphalerite crystals on tan discs of Siderite matrix. Perhaps the two most interesting aspects of