Tourmaline

Elbaite

Nepal, Eastern Region (Sagarmatha Zone), Solukhumbu District - Khumbu Valley

Identifier: 33589
Refractive Index: 1.6350
Specific Gravity: 3.15
Optical Character: Uniaxial −
Pleochroism: Yellow / Green
Luster: Vitreous

SUN

I

F

LED

Absorption Depth

0.1

0.3

0.6

1.0

1.5

2.5

4.0

Absorption Spectrum