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Melanite
Melanite

Pyroxmangite
Pyroxmangite



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Melanite
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Pyroxmangite

Melanite and Pyroxmangite Optical Properties

1 Optical Properties
1.1 Luster
Subadamantine, Vitreous
Vitreous
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
0.06NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.855-1.8951.735-1.756
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
Not Available0.017-0.019
Achroite
0 0.296
1.9 Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda

Melanite and Pyroxmangite Optic Character

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

Melanite and Pyroxmangite Transparency

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