Tourmaline

Elbaite

United States, California (San Diego County), Pala (Stewart Lithia Mine)

Identifier: 34245
Refractive Index: 1.6350
Specific Gravity: 3.12
Optical Character: Uniaxial −
Pleochroism: (Red-Purple) Red / Purplish red
Luster: Vitreous

SUN

I

F

LED

Absorption Depth

0.1

0.3

0.6

1.0

1.5

2.5

4.0

Absorption Spectrum