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Anorthite
Anorthite

Augelite
Augelite



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Anorthite
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Augelite

Anorthite and Augelite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Pearly
1.2 Pleochroism
colorless.
NilArthur Thomas
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.575-1.5881.570-1.591
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Triclinic
1.8 Birefringence
0.012-0.0130.020-0.021
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Anorthite and Augelite Optic Character

Anorthite and Augelite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Anorthite and Augelite 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 Anorthite and Augelite 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.

Anorthite and Augelite Transparency

Similar to their colors, Anorthite and Augelite 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, Anorthite is Transparent while Anorthite is Transparent in appearance.