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Schorl
Schorl

Melanite
Melanite



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Schorl
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Melanite

Schorl and Melanite Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous
Subadamantine, Vitreous
1.2 Pleochroism
Very strong: yellow-brown pale yellow
Not Available
1.3 Dispersion
NA0.06
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Translucent
1.5 Refractive Index
1.635-1.6721.855-1.895
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
0.025Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Translucent

Schorl and Melanite Optic Character

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

Schorl and Melanite Transparency

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