Violet Anderson Royal Ontario Museum Mont Saint-Hilaire has provided the world's finest and largest crystals of leifite since the beginning of its quarrying operations.
Color is colorless to pure white, with pale violet surfaces on larger aggregates.
Luster is vitreous to silky. Diaphaneity is transparent to translucent. Crystal Habits include fibrous or acicular, spherical aggregates, simple hexagonal prisms terminated by pinacoid. Fracture uneven to splintery. 3 Streak is white.