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Dallasite
Dallasite

Triplite
Triplite



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Dallasite
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Triplite

Dallasite and Triplite Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
0.01
-
1.540
-
-
0.008-0.010
-
 
Vitreous
DistinctArthur Thomas
0.04
Translucent
1.643-1.703
-
-
0.020
Translucent

Dallasite and Triplite Optic Character

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

Dallasite and Triplite Transparency

Similar to their colors, Dallasite and Triplite 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, Dallasite is while Dallasite is in appearance.