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Spessartine
Spessartine

Jadeite
Jadeite



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Spessartine
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Jadeite

Spessartine and Jadeite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Pearly
1.2 Pleochroism
Not Available
NilArthur Thomas
1.3 Dispersion
0.03NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Translucent
1.5 Refractive Index
1.789-1.8201.652-1.688
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Isometric
monoclinic
1.8 Birefringence
0.0270.013-0.020
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent

Spessartine and Jadeite Optic Character

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

Spessartine and Jadeite Transparency

Similar to their colors, Spessartine 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, Spessartine is Gemmological Tables (2004) More from other references while Spessartine is Gemmological Tables (2004) More from other references in appearance.