One excellent thumbnail of slightly dissolved galena crystals, with isometric well developed green translucent to transparent sphalerite – cleophane crystals.
An excellent cabinet size specimen of quartz and galena, covered by very well developed tetrahedrical crystals of green sphalerite – cleophane with rarely high transparency.
One very aesthetic cabinet size specimen, presenting small crystals of quartz, galena and completely transparent crystals of light- green isometric crystals.
A perfect cabinet size specimen of green transparent sphalerite-cleophane on the top of galena and quartz
One very nice tumbnail size specimen of isometric transparent sphalerite crystals on the base of quartz aggregate
One of the last pieces of Bulgarian famous cavity of transparent sphalerite – cleophane with intensive green-emerald color. The piece is completely transparent, but in its down part, there is a shadow, following the zoning of crystal development of around 10 % of the volume. The picture is taken in transmitted (back) led light.
One exceptional cabinet size specimen presenting excellent and very aesthetic specimen of well shaped isometric sphalerite – cleophane transparent green crystals followed by small cubic galena crystals and short quartz crystals.
One excellent fragment of transparent yellow green to green sphalerite-cleophane, crystal, convenient for faceting. pictures are taken in transmitted (back) cold LED light.
One nice small fragment of transparent green-yellowish sphalerite-cleophane crystal convenient for cutting – faceting
An amazing tumbnail specimen of several transparent green crystals on the base of quartz