One very aesthetic, cabinet size specimen of chrysocolla, turquoise, chalcopyrite, malachite, cuprite, and most likely several other secondary copper minerals, a product of crystallization due to water activities in the cracks in an old mine.
Архиви: Минерали
A cluster of transparent quartz – rock crystal with cronstedtite
One amazing cabinet size specimen of transparent, long axes quartz crystals with very lustrous crystal faces, overgrowth by micro hemispheres of cronstedtite.
Rhodochrosite, sphalerite-marmatite, galena, quartz, pyrite, chalcopyrite and calcite
One extraordinary cabinet size specimen, with full paragenesis set of minerals of mine Eniovche. On quartz base, were developed rounded small rhodochrosite crystals with intensive color were developed sphalerite, galena, pyrite, and calcite.
Cluster with two generation of calcite crystals
An excellent cabinet size specimen of steep scalenohedron calcite crystals followed by flat transparent to translucent rhombohedron crystals
Sphalerite-cleophane, quartz and gaena
A very aesthetic large cabinet size specimen of transparent green sphalerite- cleophane and calcite overgrowth by white thin long axes crystals
Chalcopyrite, quartz, pyrite and sphalerite
A beautiful cabinet specimen of sphalerite and chalcopyrite followed by pyrite, which corroded chalcopyrite by internal replacement, in some places breaking from inside mother chalcopyrite crystals. #1373
Quartz, pyrite, sphalerite-marmatite
One excellent, large cabinet size specimen of perfectly developed in space net transparent quartz crystals overgrowth by large black lustrous sphalerite- marmatite crystal and small also very lustrous cubs of pyrite
Amethyst on rock crystal
One very aesthetic cabinet size specimen of perfectly developed amethyst crystal overgrowth on colorless small quartz crystals.
Barite, quartz
One excellent miniature of brown-green barite crystals on white quartz. Barite is with phantom in some places.
Fragment of transparent green spahlerite- cleophane convenient for faceting
Fragment of sphalerite- cleophane crystal with size 16 x 12,5 x 6 mm – weight 2,2 grams. The specimen is completely transparent, color is light green to yellow green and colorless in the center the color is spread in color zones. Internal space is clear of inclusions. Pictures are taken in reflected halogen light on white background.