Pierres et Minéraux. Quartz. 90.59 ct. Alnif County, Drâa-Tafilalet Region, Maroc.

Stones and Minerals. Quartz. 21.87 Ct. Saint-André d'Embrun, Hautes-Alpes, France.

Stones and Minerals. Quartz. 5.33 Ct. Saint-André d'Embrun, Hautes-Alpes, France.

Stones and Minerals. Quartz. 128.1 Ct. Saint-André d'Embrun, Hautes-Alpes, France.

Stones and Minerals. Quartz + Pyrite. 50.40 Ct. Plan-du-Lac, St. Christophe-en-Oisans, Isère, France.

Stones and Minerals. Quartz. 33.15 Ct. Les Deux Alpes, Oisans, Isère, France.

Quartz 'rock Crystal' and Siderite 201.2 Carats

Stones and Minerals. Quartz. 21.11 Ct. La Gardette Mine, Bourg d'Oisans, Isère, France.

Stones and Minerals. Quartz. 73.0 Ct. Vizille, Isère, France.

Stones and Minerals. Hematite + Quartz. 202.0 Ct. Clot, Saint Christophe-en-Oisans, France.

Stones and Minerals. Quartz Window. 660.0 Ct. Pontcharra, Isère, France..

Stones and Minerals. Quartz. 13.66 Ct. La Gardette Mine, Bourg d'Oisans, Isère, France.

Stones and Minerals. Gypsum. 33.7 Ct. Gypsum Quarry, Arignac, France. Rare.

Quartz ' Rock Crystal ' and Siderite 46.4 Carats

Stones and Minerals. Quartz. 24.14 Ct. La Gardette Mine, Bourg d'Oisans, Isère, France.

Stones and Minerals. Quartz. 535.0 Ct. Sarenne Glacier, L'Alpe d'Huez, France.

Stones and Minerals. Quartz. 470.0 Ct. La Meije Massif, Oisans, Isère, France.

Stones and Minerals. Quartz. 12.87 Ct. La Gardette Mine, Bourg d'Oisans, Isère, France.

Stones and Minerals. Quartz + Calcite. 571.6 Ct. Massif Des Grandes Rousses, France.

Stones and Minerals. Quartz. 187.4 Ct. Mercoirol, Laval-Pradel, Gard, Occitanie, France. Rare.

Stones and Minerals. Quartz. 1803.5 Ct. Sarennes, L'Alpe d'Huez, Oisans, France.