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Austinite
Austinite

Rutile
Rutile



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Austinite
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Rutile

Austinite and Rutile Optical Properties

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Optical Properties

Luster

Subadamantine, Silky
Adamantine

Pleochroism

-
Weak to distinct brownish red-green-yellow

Dispersion

0.030.33
0.005 1
👆🏻

Transparency

-
Transparent, Translucent

Refractive Index

1.7592.609-2.903
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
tetragonal

Birefringence

0.0240.296
0 0.296
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Clarity

-
Transparent

Austinite and Rutile Optic Character

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

Similar to their colors, Austinite and Rutile 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.