Colors
/
Kyanite
Kyanite
Brazil
Identifier
33849
Refractive Index
1.7210
Specific Gravity
3.78
Optical Character
Biaxial −
Pleochroism
Yellowish green / Bluish 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
400
450
500
550
600
650
700
750
Wavelength (nm)
0
-0.2
-0.4
-0.6
-0.8
-1
Absorption