An amazing, large cabinet size specimen of mirror shiny galena with very lustrous black marmatite and transparent quartz crystals, covered by white calcite
An excellent specimen of blue linarite and chrysocola, developed in limestone mother rock, with azurite, cuprite and quartz.
An excellent cabinet size specimen of calcite crystals, covered by dolomite. After dissolution, start new crystallization of calcite aggregate, followed by rhombohedral calcite crystals.
One extraordinary specimen of single manganocalcite pink crystal, singenetically developed with small transparent rock crystal,green prazem quartz crystals, pyrite and sphalerite.
An excellent thumbnail of transparent clear quartz covered by calcite aggregate of small calcite crystals and in the end of crystallization process with one rhombohedron crystal developed on pyramidal face of the larger quartz crystal.
One old large cabinet size specimen showing in very aesthetic way pseudomorph of alternating calcite and quartz layers on the top of stilbite crystals developed on short axes quartz crystals.
An excellent cabinet size specimen of well shaped small crystals of galena, sphalerite and pyrite overgrowth by very lustrous rhombohedrons of golden color calcite with mosaic surface.
size 84 x 40 x 45 mm
A beautiful tumbnail specimen of steep scalenohedrons calcite crystals, covered by several generations of calcite aggregates. In the last stage of crystallization process on the top were developed excellent terminated flat calcite rhombohedron transparent to translucent crystals with yellowish color.
An excellent cabinet size specimen, presenting flat calcite crystals ( paperspat) filling a cavity in the mother rock, fallowed by second generation of small yellow-brownish calcite crystals, covering quartz crystals.
One very aesthetic cabinet size specimen of quartz crystals overgrought by calcite and lately covered with several generation of calcite aggregates, In the end all minerals were coated by lemonite.