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Boracite
Boracite

Cavansite
Cavansite



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Boracite
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Cavansite

Boracite and Cavansite Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous, Adamantine
None
-
Transparent
1.658-1.673
-
Orthorhombic
0.010-0.011
Transparent
 
Vitreous, Pearly
Visible: X=Z= colorless Y= blue
0.04
-
1.542
-
Orthorhombic
0.009
-

Boracite and Cavansite Optic Character

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

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