- Brookite, Quartz
- Cabinet, 9.8 x 7.8 x 4.5 cm
- Le Trient glacier, Le Trient Valley, Wallis (Valais), Switzerland
Striated, lustrous, brown brookite blades to 8 mm are richly scattered and hidden on the jackstraw matrix of variably-sized, glassy quartz crystals from the famous Trient Glacier of Switzerland. The large quartz crystal is 4.4 cm. Ex. Rolf Wein Collection, a noted Alpine collector, and purchased at the Basel Show in 1972.