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Strontianite
Strontianite

Garnet
Garnet



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Strontianite
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Garnet

Strontianite and Garnet Optical Properties

Optical Properties

Luster

Vitreous, Greasy
Vitreous, Adamantine

Pleochroism

-
None

Dispersion

0.040.02
0.005 1
👆🏻

Transparency

Transparent
Transparent, Transparent to translucent

Refractive Index

1.517-1.6671.730-1.895
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Trigonal

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

Transparent
Transparent

Strontianite and Garnet Optic Character

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

Strontianite and Garnet Transparency

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