Koroit Opal, Queensland, Australien, 9,20 ct hellblau A particularly attractive dolomite-calcite pseudomorph

A particularly attractive dolomite-calcite pseudomorph with foliated formation

Ankerite with fine calcite crystals

Location: Gulsenbruch

Hand-cut unique piece from Austria from our own stone grinding factory

A wonderful agate from Morocco

Koroit Opal, Queensland, Australien, 9,20 ct hellblau A particularly attractive dolomite-calcite pseudomorphDescription: The dark matrix makes the electric blue stand out particularly well. The photos should express the play of colors of the opal in the best possible way. In nature, however, this is best shown in movement . Details: Name: Koroit Opal Location: Queensland Size: 13 x 15 x 4 mm Carat: 9. 20 ct