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Rhodolite
Rhodolite

Williamsite
Williamsite



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Rhodolite
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Williamsite

Rhodolite and Williamsite Optical Properties

1 Optical Properties
1.1 Luster
Greasy, Vitreous
Waxy, Silky, Resinous, Greasy
1.2 Pleochroism
None
Not Available
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004)
TranslucentHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)
1.5 Refractive Index
1.7601.530-1.575
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
cubic
Not Available
1.8 Birefringence
0.010-0.014Not Available
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TranslucentHerve Nicolas Lazzarelli

Rhodolite and Williamsite Optic Character

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

Rhodolite and Williamsite Transparency

Similar to their colors, Rhodolite 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, Rhodolite is Gemmological Tables (2004) while Rhodolite is Gemmological Tables (2004) in appearance.