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Tremolite
Tremolite

Nepheline
Nepheline



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Tremolite
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Nepheline

Tremolite and Nepheline Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Silky
Vitreous, Greasy
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent, Translucent
1.5 Refractive Index
1.599-1.6371.529-1.547
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Hexagonal
1.8 Birefringence
0.023-0.0280.003-0.004
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Tremolite and Nepheline Optic Character

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

Tremolite and Nepheline Transparency

Similar to their colors, Tremolite and Nepheline 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, Tremolite is Transparent while Tremolite is Transparent in appearance.