Opal Boulder 95 gram
Opal Boulder 95 gram
Opal Boulder 95 gram. A very rich and colourful piece of Australian Boulder Opal.
Malachite after Copper 90 gram
Malachite after Copper 90 gram
Malachite after Copper from Australia's Mount Isa mining district.
Legrandite in Limonite 19.2 gram
Legrandite in Limonite 19.2 gram
Legrandite in limonite matrix. 19.2 gram