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Marialite
Marialite

Cavansite
Cavansite



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Marialite
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Cavansite

Marialite and Cavansite Optical Properties

Optical Properties

Luster

Vitreous, Pearly, Resinous
Vitreous, Pearly

Pleochroism

-
Visible: X=Z= colorless Y= blue

Dispersion

0.020.04
0.005 1
👆🏻

Transparency

Transparent, Translucent
-

Refractive Index

1.540-1.5501.542
1 3.25
👆🏻

Optic Character

-
-

Crystal System

tetragonal
Orthorhombic

Birefringence

0.004-0.0080.009
0 0.296
👆🏻

Clarity

Transparent
-

Marialite and Cavansite Optic Character

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

Marialite and Cavansite Transparency

Similar to their colors, Marialite 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, Marialite is Transparent and Translucent while Marialite is Transparent and Translucent in appearance.