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Rock Crystal
Rock Crystal

Cacoxenite
Cacoxenite



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Rock Crystal
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Cacoxenite

Rock Crystal and Cacoxenite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Silky
1.2 Pleochroism
AbsentWalter Schumann
visible: O = Pale yellow E = Canary yellow to yellow orange
1.3 Dispersion
0.01NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
Not Available
1.5 Refractive Index
1.544-1.5531.575-1.585
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Hexagonal
1.8 Birefringence
0.009Not Available
Achroite
0 0.296
1.9 Clarity
TransparentWalter Schumann
Not Available

Rock Crystal and Cacoxenite Optic Character

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

Rock Crystal and Cacoxenite Transparency

Similar to their colors, Rock Crystal and Cacoxenite 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, Rock Crystal is Gemstones of the world (2001) More from other references and TransparentWalter Schumann while Rock Crystal is Gemstones of the world (2001) More from other references and TransparentWalter Schumann in appearance.