Pierres et Minéraux. Dioptase. 289.0 ct. Pimbi hill, Mindouli, Congo.

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

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

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

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. 279.5 Ct. Pimbi Hill, Mindouli, Congo.

Stones and Minerals. Dioptase. 81.0 Ct. Pimbi Hill, Mindouli, Congo.

Stones and Minerals. Dioptase. 404.0 Ct. Pimbi Hill, Mindouli, Congo.

Stones and Minerals. Dioptase. 443.0 Ct. Pimbi Hill, Mindouli, Congo.

Stones and Minerals. Dioptase. 3354.5 Ct. Renéville Mine, Kindanba District, Congo.

Stones and Minerals. Dioptase. 966.20 Ct. Tantara Mine, Kambove, Katanga, Congo.

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

Stones and Minerals. Dioptase. 420.0 Ct. Pimbi Hill, Mindouli, Congo.

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

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

Stones and Minerals. Dioptase. 607.5 Ct. Milpillas Mine, Sonora, Mexico.

Stones and Minerals. Malachite. 335.0 Ct. Katanga, Congo.

Stones and Minerals. Dioptase. 343.5 Ct. Cobra Mine, Pampa Nazca, Ica, Peru.

Stones and Minerals. Malachite. 524.5 Ct. Katanga, Congo.

Stones and Minerals. Malachite. 389.5 Ct. Katanga, Congo.