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Rhodolite
Rhodolite

Austinite
Austinite



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Rhodolite
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Austinite

Rhodolite and Austinite Optical Properties

Optical Properties

Luster

Greasy, Vitreous
Subadamantine, Silky

Pleochroism

None
-

Dispersion

0.030.03
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.7601.759
1 3.25
👆🏻

Optic Character

-
-

Crystal System

cubic
Orthorhombic

Birefringence

0.010-0.0140.024
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
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Rhodolite and Austinite Optic Character

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

Rhodolite and Austinite Transparency

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