Zircon, (Zircon Group) - ZrSiO4 - Zirconium silicate. A very good specimen of Zircon. It appears to be made of two parrell intersecting crystals. specimen also has small grouping of Hornblend crystals around the base with a bit of pink calcite. From Kipawa Complex, Sheffield Lake, Villedieu Township, Quebec, Canada. Crystal is 1.5 cm (5/8") on edge by 2.5 cm (1") long. Contact impression on left side (on back of specimen) as seen on last picture.