Dioptase on Calcite 370 gram
Dioptase on Calcite 370 gram
Large and pristine Dioptase crystals on Calcite 370 gram
Malachite after Copper 90 gram
Malachite after Copper 90 gram
Malachite after Copper from Australia's Mount Isa mining district.
Opal Boulder 95 gram
Opal Boulder 95 gram
Opal Boulder 95 gram. A very rich and colourful piece of Australian Boulder Opal.