Verdite and Inderite Optical Properties

Verdite

Inderite

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1 Optical Properties

1.1 Luster

Vitreous, Silky

Vitreous, Pearly, Greasy

1.2 Pleochroism

Extreme

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Translucent

Gemmological Tables (2004)

1.5 Refractive Index

1.5801.488-1.505

1 3.25

1.6 Optic Character

Not Available

Biaxial/+

1.7 Crystal System

Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c

Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a

1.8 Birefringence

Not Available0.017

0 0.296

1.9 Clarity

Translucent

TransparentUlrich Henn and Claudio C. Milisenda

Verdite and Inderite Optic Character

Verdite and Inderite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Verdite and Inderite 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 Verdite and Inderite 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. Inderite has Biaxial/+ character.

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Verdite and Inderite Transparency

Similar to their colors, Verdite and Inderite 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, Verdite is Translucent while Verdite is Translucent in appearance.