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Variscite
Variscite

Pyromorphite
Pyromorphite



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Variscite
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Pyromorphite

Variscite and Pyromorphite Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous, Waxy
-
0.01
Translucent, Opaque . May be translucent when backlit on the edges.
1.560-1.594
-
Orthorhombic
0.031
Translucent
 
Resinous, Subadamantine
Weak
0.03
Transparent
2.042-2.059
-
Hexagonal
0.010
Transparent

Variscite and Pyromorphite Optic Character

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

Variscite and Pyromorphite Transparency

Similar to their colors, Variscite and Pyromorphite 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, Variscite is while Variscite is in appearance.