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

#2653
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

Quartz, chalcopyrite, sphalerite-marmatite and dolomite

One excellent miniature specimen of clear quartz crystals overgrowth  by several twined and very well terminated chalcopyrite crystals, followed by black and very lustrous sphalerite – marmatite tetrahedral crystals, covered by round yellow-orange dolomite

Quartz, galena and dolomite

One very rare and very aesthetic specimen of space developed, double-terminated clear quartz crystals, overgrowth by galena, lately strongly dissolved galena crystals, to reaching amorphous shape. At the end of the crystallization process, small round dolomite crystals were formed on the quartz crystal faces.

Quartz-rock crystal overgrowth by dolomite

#1601
A beautiful specimen of Quartz-rock crystal overgrowth by dolomite

Size: 95 x 87 x 40 mm
Weight226 grams:

A specimen that you receive may look slightly different in color from the one on the photographs. Because of the lights used to make the photos.

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