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Andalusite
Andalusite

Jadeite
Jadeite



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Andalusite
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Jadeite

Andalusite and Jadeite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy
Pearly
1.2 Pleochroism
strongly trichroic
NilArthur Thomas
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Translucent
1.5 Refractive Index
1.627-1.6501.652-1.688
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
monoclinic
1.8 Birefringence
0.009-0.0100.013-0.020
Achroite
0 0.296
1.9 Clarity
Transparent
Translucent

Andalusite and Jadeite Optic Character

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

Andalusite and Jadeite Transparency

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