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Augelite
Augelite

Tourmaline Bi Color
Tourmaline Bi Color



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Augelite
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Tourmaline Bi Color

Augelite and Tourmaline Bi Color Optical Properties

1 Optical Properties
1.1 Luster
Pearly
Not Available
1.2 Pleochroism
NilArthur Thomas
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Not Available
1.5 Refractive Index
1.570-1.5911.61-1.66
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
1.8 Birefringence
0.020-0.021Not Available
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Not Available

Augelite and Tourmaline Bi Color Optic Character

Augelite and Tourmaline Bi Color optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Augelite and Tourmaline Bi Color Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Augelite and Tourmaline Bi Color optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

Augelite and Tourmaline Bi Color Transparency

Similar to their colors, Augelite and Tourmaline Bi Color transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Augelite is Gemmological Tables (2004) More from other references while Augelite is Gemmological Tables (2004) More from other references in appearance.