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Scolecite
Scolecite

Sinhalite
Sinhalite



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Scolecite
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Sinhalite

Scolecite and Sinhalite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Silky, Fibrous
Not Available
1.2 Pleochroism
X: colourless Y: colourless Z: colourless
Trichroism: green light brown dark brownHerve Nicolas Lazzarelli
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.512-1.5231.665-1.712
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Orthorhombic
1.8 Birefringence
0.0110.036-0.042
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Scolecite and Sinhalite Optic Character

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

Scolecite and Sinhalite Transparency

Similar to their colors, Scolecite 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, Scolecite is Translucent and Transparent while Scolecite is Translucent and Transparent in appearance.