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Tugtupite
Tugtupite

Anhydrite
Anhydrite



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Tugtupite
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Anhydrite

Tugtupite and Anhydrite Optical Properties

Optical Properties

Luster

-
Pearly, Greasy

Pleochroism

ModerateArthur Thomas
For violet varieties

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

OpaqueHerve Nicolas Lazzarelli
Transparent

Refractive Index

1.494-1.5041.570-1.614
1 3.25
👆🏻

Optic Character

-
-

Crystal System

tetragonal
Orthorhombic

Birefringence

0.0080.042-0.044
0 0.296
👆🏻

Clarity

OpaqueHerve Nicolas Lazzarelli
Transparent

Tugtupite and Anhydrite Optic Character

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

Tugtupite and Anhydrite Transparency

Similar to their colors, Tugtupite and Anhydrite 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, Tugtupite is OpaqueHerve Nicolas Lazzarelli while Tugtupite is OpaqueHerve Nicolas Lazzarelli in appearance.