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Jade
Jade

Dumortierite
Dumortierite



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Jade
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Dumortierite

Jade and Dumortierite Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
AbsentWalter Schumann
Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue
1.3 Dispersion
Albite Optical ..
None
Rank: N/A (Overall)
None
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Translucent, Translucent to opaque
Translucent, Translucent to opaque
1.5 Refractive Index
1.600-1.688
1.669-1.723
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Orthorhombic
1.8 Birefringence
0.020-0.027
0.011-0.037
1.9 Clarity
Translucent
Translucent

Jade and Dumortierite Optic Character

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

Similar to their colors, Jade and Dumortierite 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.