Mineral: Quartz on Baryte
Locality: Les Ribots, Huez, Grenoble, Isère Departament, Auvergne-Rhône-Alpes, France
Dimensions: 21 x 20 x 25 cm / main crystal: 8.4 cm

Description: Mass: 6300 g MIM number: 1349 Probable year of extraction : 2011 Half-dome of massive, cream-colored baryte (the color due to iron oxides) covered with a cascade of colorless quartz on all the sides. The bottom of the dome has some small quartz crystals, indicating that the piece was not torn away from the mother rock but recrystallized thereafter. Photographer: AINU / Augustin de Valence; Ex collection: Grégoire de Bodinat (France)

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