×

Sinhalite
Sinhalite

Rossmanite
Rossmanite



ADD
Compare
X
Sinhalite
X
Rossmanite

Sinhalite and Rossmanite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Trichroism: green light brown dark brownHerve Nicolas Lazzarelli
Not Available
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
TransparentWebmineral.com, Mineralogy Database (2012)
1.5 Refractive Index
1.665-1.7121.624-1.645
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Not Available
1.8 Birefringence
0.036-0.0420.021
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentWebmineral.com

Sinhalite and Rossmanite Optic Character

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

Sinhalite and Rossmanite Transparency

Similar to their colors, Sinhalite and Rossmanite 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, Sinhalite is Gemmological Tables (2004) More from other references while Sinhalite is Gemmological Tables (2004) More from other references in appearance.