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Boracite
Boracite

Catapleiite
Catapleiite



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Boracite
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Catapleiite

Boracite and Catapleiite Optical Properties

Optical Properties

Luster

Vitreous, Adamantine
Vitreous

Pleochroism

None
-

Dispersion

-0.01
0.005 1
👆🏻

Transparency

Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Refractive Index

1.658-1.6731.590-1.629
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: B2/b (pseudo-HEX)

Birefringence

0.010-0.0110.039
0 0.296
👆🏻

Clarity

Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Boracite and Catapleiite Optic Character

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

Boracite and Catapleiite Transparency

Similar to their colors, Boracite and Catapleiite 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, Boracite is Transparent while Boracite is Transparent in appearance.