Willemite

Namibia, Oshikoto Region, Tsumeb (Tsumeb Mine)

Identifier: 34732
Refractive Index: 1.6987
Specific Gravity: 4.23
Optical Character: Uniaxial +
Pleochroism: None
Luster: Vitreous

SUN

I

F

LED

Absorption Depth

0.1

0.3

0.6

1.0

1.5

2.5

4.0

Absorption Spectrum