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Titanite Sphene
Titanite Sphene

Sonolite
Sonolite



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Titanite Sphene
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Sonolite

Titanite Sphene and Sonolite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Green stones strong trichroism: typically colorless greenish yellow brownish to yellow;
Not Available
1.3 Dispersion
Albite Optical ..
0.05
Rank: 9 (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent, Translucent
TransparentAnthony et al, Handbook of mineralogy (2001)
1.5 Refractive Index
1.843-2.110
1.763-1.793
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
0.100-0.192
Not Available
1.9 Clarity
Transparent
TransparentAnthony et al

Titanite Sphene and Sonolite Optic Character

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

Titanite Sphene and Sonolite Transparency

Similar to their colors, Titanite Sphene and Sonolite 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, Titanite Sphene is Translucent and Transparent while Titanite Sphene is Translucent and Transparent in appearance.