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Edenite
Edenite

Mottramite
Mottramite



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Edenite
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Mottramite

Edenite and Mottramite Optical Properties

Optical Properties

Luster

Vitreous
Greasy

Pleochroism

Distinct
Visible X=Y= canary yellow to greenish yellow

Dispersion

0.020.04
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.606-1.6492.170
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
Orthorhombic

Birefringence

-99990.150
0 0.296
👆🏻

Clarity

-
-

Edenite and Mottramite Optic Character

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

Edenite and Mottramite Transparency

Similar to their colors, Edenite and Mottramite 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, Edenite is while Edenite is in appearance.