Colors
/
Herderite
Herderite
Brazil, Minas Gerais State, Virgem da Lapa
Identifier
34282
Refractive Index
1.6000
Specific Gravity
3.05
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
0.5
1
1.5
2
2.5
3
3.5
Absorption