Tourmaline

Elbaite

Zambia, Eastern Province, Chipata

Identifier: 33619
Refractive Index: 1.6350
Specific Gravity: 3.18
Optical Character: Uniaxial −
Pleochroism: Moderate green / Moderate yellow
Luster: Vitreous

SUN

I

F

LED

Absorption Depth

0.1

0.3

0.6

1.0

1.5

2.5

4.0

Absorption Spectrum