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Pyrargyrite
Pyrargyrite

Tanzanite
Tanzanite



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Pyrargyrite
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Tanzanite

Pyrargyrite and Tanzanite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine
Vitreous
1.2 Pleochroism
Distinct
Present
1.3 Dispersion
NA0.03
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
2.881-3.0841.685-1.707
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Orthorhombic
1.8 Birefringence
0.2030.006-0.018
Achroite
0 0.296
1.9 Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda

Pyrargyrite and Tanzanite Optic Character

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

Pyrargyrite and Tanzanite Transparency

Similar to their colors, Pyrargyrite and Tanzanite 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, Pyrargyrite is Translucent while Pyrargyrite is Translucent in appearance.