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 beautiful cebinet size specimen of clear quartz crystals, overgrowth by chalcopyrite with nice striation and mirror lustrous galena crystals.
Borieva mine, Madan, Bulgaria
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.
A beautiful cabinet-size specimen of mangano-calcite showing strong fluorescence. Pictures and clip are taken in halogen live and in long-wave black light.
One beautiful cabinet-size specimen of standing clear ti translucent barite crystals, overgrowth by pyrite and pyrrhotite, lately coated by bornite and covellite.
One very aesthetic cabinet-size specimen of very light – gentle colored amethyst crystals covered by small very shiny rhodochrosite crystals with golden color.
One very aesthetic cabinet-size specimen of transparent quartz crystals in the upper part covered by limonite.
One very rare aesthetic specimen of needle epidote crystals, overgrowth by nice pink manganocalcite
Dzhurkovo mine, Laki, Bulgaria
size 57 x 45 x 20 mm
A perfect specimen of isometric transparent green sphalerite- cleophane crystals, developed on quartz.
Krushev dol mine, Madan, Rhodope mountains, Bulgaria