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Grossular
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Chrysoberyl
Chrysoberyl



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Chrysoberyl

Grossular and Chrysoberyl Optical Properties

1 Optical Properties
1.1 Luster
Greasy, Vitreous
Vitreous
1.2 Pleochroism
None
X = red; Y = yellow-orange; Z = emerald-green
1.3 Dispersion
Albite Optical ..
0.02
Rank: 18 (Overall)
0.02
Rank: 24 (Overall)
Fluorite Optical Properties
1.4 Transparency
Gemmological Tables (2004) More from other references
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.730-1.760
1.746-1.763
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
cubic
Orthorhombic
1.8 Birefringence
0.020
0.007-0.013
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Grossular and Chrysoberyl Optic Character

Grossular and Chrysoberyl optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Grossular and Chrysoberyl 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 Grossular and Chrysoberyl 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. Chrysoberyl has Biaxial/+ character.

Grossular and Chrysoberyl Transparency

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