Pierres et Minéraux. Dioptase. 12.33 ct. Altyn-Tyube, Karaganda, Kazakhstan.

Stones and Minerals. Dioptase. 9.78 Ct. Altyn-Tyube, Karaganda, Kazakhstan.

Stones and Minerals. Dioptase. 7.35 Ct. Altyn-Tyube, Karaganda, Kazakhstan.

Stones and Minerals. Dioptase. 10.50 Ct. Altyn-Tyube, Karaganda, Kazakhstan.

Stones and Minerals. Dioptase.10.30 Ct. Altyn-Tyube, Karaganda, Kazakhstan.

Stones and Minerals. Dioptase. 12.14 Ct. Altyn-Tyube, Karaganda, Kazakhstan.

Stones and Minerals. Dioptase. 53.60 Ct. Renéville Mine, Kindanba District, Congo.

Stones and Minerals. Dioptase. 263.5 Ct. Pimbi Hill, Mindouli, Congo.

Stones and Minerals. Dioptase. 629.5 Ct. Pimbi Hill, Mindouli, Congo.

Stones and Minerals. Dioptase. 81.5 Ct. Pimbi Hill, Mindouli, Congo.

Dioptase 28.80 Carats

Stones and Minerals. Dioptase + Chrysocolle. 454.0 Ct. Pimbi Hill, Mindouli, RD Congo..

Dioptase 26.36 Carats

Stones and Minerals. Dioptase. 124.5 Ct. Cobra Mine, Pampa Nazca, Ica, Peru.

Stones and Minerals. Dioptase. 387.0 Ct. Pimbi Hill, Mindouli, Congo.

Dioptase 34.91 Carats

Dioptase 102.7 Carats

Stones and Minerals. Dioptase. 145.5 Ct. Pimbi Hill, Mindouli, Congo.

Stones and Minerals. Dioptase. 83.5 Ct. Pimbi Hill, Mindouli, Congo.

Stones and Minerals. Dioptase. 279.5 Ct. Pimbi Hill, Mindouli, Congo.

Stones and Minerals. Dioptase. 289.0 Ct. Pimbi Hill, Mindouli, Congo.