Tourmaline

Elbaite

Mozambique, Zambezia Province, Alto Ligonha

Identifier: 34531
Refractive Index: 1.6350
Specific Gravity: 3.04
Optical Character: Uniaxial −
Pleochroism: Yellow / Reddish orange
Luster: Vitreous

SUN

I

F

LED

Absorption Depth

0.1

0.3

0.6

1.0

1.5

2.5

4.0

Absorption Spectrum