Mineral: Siderite
Locality: Saint-Pierre-de-Mésage, Vizille, Grenoble, Isère, Auvergne-Rhône-Alpes, France
Dimensions: 19,0 x 17,0 x 9,0 cm

Description: Main crystal size : 10,5 cm Floating plate in the form of the spread fingers of a hand; the crystals are perfectly rhombohedral, elongated and covered on some faces by quartz needles; the ensemble is floating and intact: It must have detached in the mine and then recrystallized before being covered in quartz. MIM number 1386 Photographer : AINU / Augustin de Valence

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