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Topazolite
Topazolite

Sinhalite
Sinhalite



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Topazolite
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Sinhalite

Topazolite and Sinhalite Optical Properties

1 Optical Properties
1.1 Luster
Subadamantine
Not Available
1.2 Pleochroism
Not Available
Trichroism: green light brown dark brownHerve Nicolas Lazzarelli
1.3 Dispersion
0.060.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.855-1.8951.665-1.712
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
Not Available0.036-0.042
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Topazolite and Sinhalite Optic Character

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

Topazolite and Sinhalite Transparency

Similar to their colors, Topazolite and Sinhalite 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, Topazolite is Transparent while Topazolite is Transparent in appearance.