Sinhalite and Rhodizite Optical Properties

Sinhalite

Rhodizite

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1 Optical Properties

1.1 Luster

Not Available

Adamantine

1.2 Pleochroism

Trichroism: green light brown dark brownHerve Nicolas Lazzarelli

Not Available

1.3 Dispersion

0.02NA

0.007 1

1.4 Transparency

Gemmological Tables (2004) More from other references

1.5 Refractive Index

1.665-1.7121.684-1.694

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

Not Available

1.8 Birefringence

0.036-0.042Not Available

0 0.296

1.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Sinhalite and Rhodizite Optic Character

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

Similar to their colors, Sinhalite and Rhodizite 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, Sinhalite is Gemmological Tables (2004) More from other references while Sinhalite is Gemmological Tables (2004) More from other references in appearance.