Rhodizite and Williamsite Optical Properties

Rhodizite

Williamsite

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1 Optical Properties

1.1 Luster

Adamantine

Waxy, Silky, Resinous, Greasy

1.2 Pleochroism

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Gemmological Tables (2004) More from other references

TranslucentHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)

1.5 Refractive Index

1.684-1.6941.530-1.575

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

TranslucentHerve Nicolas Lazzarelli

Rhodizite and Williamsite Optic Character

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

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