Blue-Green Indicolite Tourmaline Baguette from Brazil

About Blue Tourmaline Indicolite

Indicolite is the blue variety of tourmaline, ranging from pale sky blue and teal to deep blue-green or ink blue. Its colour is usually associated with iron in the crystal, although the exact colour may also reflect the stone’s geological history. Indicolite is commonly transparent to translucent; clean, strongly saturated blue crystals are especially uncommon. Tourmaline is a borosilicate mineral with a complex crystal…