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Milk Opal
Milk Opal

Dolomite
Dolomite



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Milk Opal
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Dolomite

Milk Opal and Dolomite Optical Properties

Optical Properties

Luster

-
Vitreous, Pearly

Pleochroism

-
-

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Translucent
Transparent, Translucent

Refractive Index

1.37-1.521.498-1.681
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Trigonal

Birefringence

-99990.179-0.181
0 0.296
👆🏻

Clarity

-
Transparent

Milk Opal and Dolomite Optic Character

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

Milk Opal and Dolomite Transparency

Similar to their colors, Milk Opal and Dolomite 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, Milk Opal is Translucent while Milk Opal is Translucent in appearance.