Amethyst with pyrite

One excellent cabinet-size specimen, of intensive colored amethyst crystals, overgrowth by small and very lustrous pyrite crystals.

Chalcopyrite, sphalerite-matmatite, pyrite, galena, quartz and dolomite

One very attractive large cabinet size specimen of quartz, overgrowth by large chalcopyrite crystals in combination with sphalerite-marmatite and galena. In some parts, chalcopyrite is corroded by small pyrite crystals, which is common in this mine. In the last stages of crystallization dolomite, coated with limonite formed small round crystals of all previously crystallized minerals.
size 98 x 45 x 30 mm
„The 9th of September mine“, Madan, Bulgaria

Pyrite on cacite

One killer large cabinet size specimen of small very sharp and lustrous clusters of pyrite, spirally developed on white calcite.