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Austinite
Austinite

Augelite
Augelite



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Austinite
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Augelite

Austinite and Augelite Optical Properties

Optical Properties

Luster

Subadamantine, Silky
Pearly

Pleochroism

-
-

Dispersion

0.030.02
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.7591.570-1.591
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
-

Birefringence

0.0240.020-0.021
0 0.296
👆🏻

Clarity

-
TransparentUlrich Henn and Claudio C. Milisenda

Austinite and Augelite Optic Character

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

Austinite and Augelite Transparency

Similar to their colors, Austinite 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, Austinite is while Austinite is in appearance.