Colors
/
Beryllonite
Beryllonite
United States, Maine (Oxford County), Stoneham
Identifier
35173
Refractive Index
1.5573
Specific Gravity
2.82
Optical Character
Biaxial −
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
400
450
500
550
600
650
700
750
Wavelength (nm)
0
0.2
0.4
0.6
0.8
1
1.2
Absorption