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Gedrite
Gedrite

Strontianite
Strontianite



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Gedrite
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Strontianite

Gedrite and Strontianite Optical Properties

Optical Properties

Luster

Vitreous
Vitreous, Greasy

Pleochroism

Weak to moderate
-

Dispersion

0.020.04
0.005 1
👆🏻

Transparency

Transparent
Transparent

Refractive Index

1.625-1.7181.517-1.667
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
-

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

Transparent
Transparent

Gedrite and Strontianite Optic Character

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

Gedrite and Strontianite Transparency

Similar to their colors, Gedrite and Strontianite 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, Gedrite is Transparent while Gedrite is Transparent in appearance.