Quartz

Lac Blanc, Huez, Grenoble, Isère Departament, Auvergne-Rhône-Alpes  France (±1980)

Specimen size: 10.2 × 8.6 × 5.7 cm = 4.02” × 3.39” × 2.24”
Main crystal size: 3.5 × 1.8 cm = 1.38” × 0.71”