One very aesthetic cabinet-size specimen of thin, very well-shaped clear quartz crystals, coated by limonite and overgrowth by very lustrous pyrite crystals.
One very interesting, strongly weathered, large cabinet-size specimen of black sphalerite-marmatite and quartz, covered by very well-developed chalcopyrite crystals, lately internally corroded and replaced by pyrite.
One beautiful cabinet-size specimen of standing clear ti translucent barite crystals, overgrowth by pyrite and pyrrhotite, lately coated by bornite and covellite.
Hot from the mine! One very aesthetic specimen of sphalerite, chalcopyrite, and pyrite overgrowth by exceptionally long quartz needles.
One perfect, cabinet-size specimen, of skeletal developed galena, overgrowth by sphalerite-marmatite, chalcopyrite, quartz, and pyrite. Galena has rounded crystals, due to desolvation.
One perfect miniature specimen of very well-shaped rhodochrosite spherulites, developed on quartz, sphalerite-marmatite, and pyrite
One excellent and rare specimen of a cluster of amethyst crystals covered by very lustrous pyrite crystals
One vibrant color cabinet size specimen of oxidized galena followed by chalcopyrite, sphalerite – marmatite, pyrite, and quartz
size 72 x 64 x 28 mm