Tourmaline · Tourmaline

Indicolite (Blue Tourmaline)

Indicolite is iron-blue tourmaline, typically deep indigo and cut shallow to stay bright. Its neon cousin, copper-bearing Paraiba, is the most valuable tourmaline of all.

Colour
blue

Transparency
Transparent

RI
1.624–1.644

SG
3.00–3.26

Mohs
7.0–7.5

Birthstone
October

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