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Brookite
Brookite

Stolzite
Stolzite



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Brookite
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Stolzite

Brookite and Stolzite Optical Properties

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Optical Properties

Luster

Adamantine
Resinous, Subadamantine

Pleochroism

Very weak
-

Dispersion

0.200.03
0.005 1
👆🏻

Transparency

-
-

Refractive Index

2.583-2.7412.180-2.190
1 3.25
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Optic Character

-
-

Crystal System

Orthorhombic
tetragonal

Birefringence

0.1170.090
0 0.296
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Clarity

-
-

Brookite and Stolzite Optic Character

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

Brookite and Stolzite Transparency

Similar to their colors, Brookite and Stolzite 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, Brookite is while Brookite is in appearance.