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Jadeite
Jadeite

Opal
Opal



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Jadeite
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Opal

Jadeite and Opal Optical Properties

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1 Optical Properties
1.1 Luster
Pearly
Vitreous, Pearly
1.2 Pleochroism
NilArthur Thomas
None
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.652-1.6881.37-1.52
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Trigonal
1.8 Birefringence
0.013-0.020Not Available
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Jadeite and Opal Optic Character

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

Jadeite and Opal Transparency

Similar to their colors, Jadeite and Opal 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, Jadeite is Translucent while Jadeite is Translucent in appearance.