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Blue John
Blue John

Moss Agate
Moss Agate



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Blue John
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Moss Agate

Blue John and Moss Agate Optical Properties

Optical Properties

Luster

-
-

Pleochroism

-
-

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

Transparent
TranslucentWalter Schumann

Refractive Index

1.432-1.4361.530-1.540
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
-

Birefringence

-99990.004
0 0.296
👆🏻

Clarity

Transparent
TranslucentWalter Schumann

Blue John and Moss Agate Optic Character

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

Blue John and Moss Agate Transparency

Similar to their colors, Blue John and Moss Agate 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, Blue John is Transparent while Blue John is Transparent in appearance.