Smoked quartz in Ame (faden quartz) from the Mont Blanc Massif (Col des Améthyses), Chamonix, Haute-Savoie, Auvergne-Rhône-Alpes, France. Comes with certificate of authenticity Rare mineral from the Mineralp collection. Average Weight (Carats): 121.7 ct Dimension (mm) : 38 x 29 x 24 mm Réf. : SKU025169