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Titanite Sphene
Titanite Sphene

Friedelite
Friedelite



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Titanite Sphene
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Friedelite

Titanite Sphene and Friedelite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Green stones strong trichroism: typically colorless greenish yellow brownish to yellow;
NilArthur Thomas
1.3 Dispersion
0.05NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Translucent
1.5 Refractive Index
1.843-2.1101.627-1.663
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
1.8 Birefringence
0.100-0.1920.032-0.035
Achroite
0 0.296
1.9 Clarity
Transparent
Translucent

Titanite Sphene and Friedelite Optic Character

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

Similar to their colors, Titanite Sphene and Friedelite 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.