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Nepheline
Nepheline

Morganite
Morganite



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Nepheline
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Morganite

Nepheline and Morganite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy
Vitreous
1.2 Pleochroism
Not Available
Distinct: pale pink bluish-pinkHerve Nicolas Lazzarelli
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.529-1.5471.573-1.600
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
Hexagonal
1.8 Birefringence
0.003-0.0040.005-0.009
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent to translucent

Nepheline and Morganite Optic Character

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

Similar to their colors, Nepheline and Morganite 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.