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Moss Agate
Moss Agate

Mottramite
Mottramite



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Moss Agate
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Mottramite

Moss Agate and Mottramite Optical Properties

Optical Properties

Luster

-
Greasy

Pleochroism

-
Visible X=Y= canary yellow to greenish yellow

Dispersion

0.010.04
0.005 1
👆🏻

Transparency

TranslucentWalter Schumann
-

Refractive Index

1.530-1.5402.170
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Orthorhombic

Birefringence

0.0040.150
0 0.296
👆🏻

Clarity

TranslucentWalter Schumann
-

Moss Agate and Mottramite Optic Character

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

Moss Agate and Mottramite Transparency

Similar to their colors, Moss Agate 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, Moss Agate is TranslucentWalter Schumann while Moss Agate is TranslucentWalter Schumann in appearance.