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Jade
Jade

Dallasite
Dallasite



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Jade
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Dallasite

Jade and Dallasite Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous
Not Available
1.2 Pleochroism
AbsentWalter Schumann
Not Available
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent, Translucent to opaque
Not Available
1.5 Refractive Index
1.600-1.6881.540
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Not Available
1.8 Birefringence
0.020-0.0270.008-0.010
Achroite
0 0.296
1.9 Clarity
Translucent
Not Available

Jade and Dallasite Optic Character

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

Jade and Dallasite Transparency

Similar to their colors, Jade and Dallasite 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, Jade is Translucent and Translucent to opaque while Jade is Translucent and Translucent to opaque in appearance.