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Sinhalite
Sinhalite

Linarite
Linarite



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Sinhalite
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Linarite

Sinhalite and Linarite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Sub-Adamantine, Vitreous
1.2 Pleochroism
Trichroism: green light brown dark brownHerve Nicolas Lazzarelli
X = pale blue; Y = blue; Z = Prussian blue
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Transparent
1.5 Refractive Index
1.665-1.7121.809-1.859
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
monoclinic
1.8 Birefringence
0.036-0.0420.050
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Sinhalite and Linarite Optic Character

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

Similar to their colors, Sinhalite and Linarite 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.