Sunstone and Jeremejevite Optical Properties

Sunstone

Jeremejevite

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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

Vitreous

Weak or absentWalter Schumann

0.01

Transparent, Translucent, Transparent to translucent

1.53-1.55

Triclinic

0.007-0.010

Transparent to translucent

Vitreous

Colorless

0.01

1.638-1.650

Hexagonal

0.0130

TransparentUlrich Henn and Claudio C. Milisenda

Sunstone and Jeremejevite Optic Character

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

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Sunstone and Jeremejevite Transparency

Similar to their colors, Sunstone and Jeremejevite 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, Sunstone is Transparent, Translucent and Transparent to translucent while Sunstone is Transparent, Translucent and Transparent to translucent in appearance.