Quartz

La Gardette Mine, La Gardette mining area, Villard-Notre-Dame, Le Bourg d'Oisans, Grenoble, Isère, Auvergne-Rhône-Alpes  France

Specimen size: 11.1 × 6.3 × 7 cm = 4.37” × 2.48” × 2.76”
Main crystal size: 6.5 × 0.9 cm = 2.56” × 0.35”