One excellent cabinet size specimen of parallel developed dark amethyst crystals covered by well terminated lustrous pyrite crystals.
A nice tumbnail specimen of transparent quartz – rock crystal with isolzted crystals of skeletal developed galena, sphalerite an pyrite
One very nice , cabinet size specimen of well terminated cubic pyrite crystals, covered by quartz strongly oxidated to bornite in some parts of the specimen.
An excellent and aesthetic cabinet size specimen build in light amethyst crystals covered by very lustrous pyrite
A very nice and well arranged small specimen presenting skeletal developed galena crystals covered by quartz, and followed by two very well terminated chalcopyrite crystals, with very aesthetic and well arranged striation on the crystal faces, In the down part of the crystals there are pyrite, internally replacing chalcopyrite.
A beautiful and very aesthetic small specimen of dark amethyst crystals covered by very lustrous pyrite crystals
Absolutely gorgeous and very rare aesthetic specimen, presenting very lustrous galena crystals – strongly dissolved, to rounded shape, followed by black sphalerite – marmatite, with strong black lustrous crystal faces and pyrite. The unique rarest part of the specimen is small Japanese law twin in quartz, which is actually double twined – one and same quartz wind of the twin, has two different „winds“
An excellent specimen of very well shaped pyrite crystals with sharp edges covered by transparent quartz – rock crystal, and lately particularly coated by bornite.
A nice cabinet size specimen of light colored amethyst crystals on the base of galena and pyrite.
A very aesthetic cabinet size specimen, of large galena crystals overgrowth by sphalerite – marmatite, followed by chalcopyrite secondary corroded, dissolved and replaced by pyrite.