Pierres et Minéraux. Manganite. 460.0 ct. Manganese deposit, Ilfeld, Allemagne.

Stones and Minerals. Bournonite. 366.0 Ct. Les Malines, Saint-Laurent-le-Minier, Gard, France.

Stones and Minerals. Bournonite. 461.0 Ct. Les Malines, Saint-Laurent-le-Minier, Gard, France.

Stones and Minerals. Bournonite. 238.0 Ct. Les Malines, Saint-Laurent-le-Minier, Gard, France.

Stones and Minerals. Tourmaline Schörl. 1643.0 Ct. Erongo, Namibia.

Stones and Minerals. Cassiterite. 1276.5 Ct. Viloco Mine, La Paz, Bolivia.

Stones and Minerals. Bournonite. 191.0 Ct. Viboras Mine, Potosí, Bolivia.

Stones and Minerals. Bournonite. 461.0 Ct. Machacamarca, Cornelio Province, Potosí, Bolivia.

Stones and Minerals. Columbite. 66.96 Ct. Learn, Betafo, Madagascar.

Stones and Minerals. Hematite. 99.5 Ct. L'Alpe d'Huez, Oisans, France..

Stones and Minerals. Tourmaline Schorl. 241.20 Ct. La Chaumette, Lozère, France.

Stones and Minerals. Galena. 342.0 Ct. Dalnegorsk, Russia.

Stones and Minerals. Hematite. 742.0 Ct. L'Alpe d'Huez, Isère, France.

Stones and Minerals. Hematite. 78.8 Ct. Sarenne Glacier, L'Alpe d'Huez, France.

Stones and Minerals. Cassiterite Macle. 247.0 Ct. Zinovec, Bohemia, Czech Republic.

Stones and Minerals. Calcite + Boulangerite. 334.5 Ct. Herja Mine, Chiuzbaia, Romania.

Stones and Minerals. Cassiterite, Muscovite. 130.0 Ct. Pingwu Beryl Mine, Mianyang, Sichuan, China.

Stones and Minerals. Marcassite. 941.0 Ct. Oumjrane, Drâa-Tafilalet, Morocco.

Stones and Minerals. Cassiterite, Muscovite. 87.5 Ct. Pingwu Beryl Mine, Mianyang, Sichuan, China.

Stones and Minerals. Hematite. 614.85 Ct. Sarenne Glacier, Alpes d'Huez, Isère, France.

Stones and Minerals. Hematite. 119.0 Ct. Novo Horizonte, Bahia, Brazil.