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Cuprite
Cuprite

Williamsite
Williamsite



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Cuprite
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Williamsite

Cuprite and Williamsite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine
Waxy, Silky, Resinous, Greasy
1.2 Pleochroism
visible
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
TranslucentWalter Schumann
TranslucentHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)
1.5 Refractive Index
2.8491.530-1.575
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
cubic
Not Available
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
TranslucentWalter Schumann
TranslucentHerve Nicolas Lazzarelli

Cuprite and Williamsite Optic Character

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

Cuprite and Williamsite Transparency

Similar to their colors, Cuprite 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, Cuprite is TranslucentWalter Schumann while Cuprite is TranslucentWalter Schumann in appearance.