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Nepheline
Nepheline

Pyrope Garnet
Pyrope Garnet



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Nepheline
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Pyrope Garnet

Nepheline and Pyrope Garnet Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy
Vitreous
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.529-1.5471.720-1.760
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
Isometric
1.8 Birefringence
0.003-0.004Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent to translucent

Nepheline and Pyrope Garnet Optic Character

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

Nepheline and Pyrope Garnet Transparency

Similar to their colors, Nepheline and Pyrope Garnet 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, Nepheline is Translucent and Transparent while Nepheline is Translucent and Transparent in appearance.