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Grossular and Rosasite Optical Properties

1 Optical Properties
1.1 Luster
Greasy, Vitreous
Silky, Vitreous
1.2 Pleochroism
None
Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue
1.3 Dispersion
Albite Optical ..
0.02
Rank: 18 (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Gemmological Tables (2004) More from other references
Not Available
1.5 Refractive Index
1.730-1.760
1.672-1.688
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
cubic
monoclinic
1.8 Birefringence
0.020
0.139-0.143
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Not Available

Grossular and Rosasite Optic Character

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

Grossular and Rosasite Transparency

Similar to their colors, Grossular and Rosasite 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.