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Mellite
Mellite

Tavorite
Tavorite



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Mellite
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Tavorite

Mellite and Tavorite Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
Weak: yellowish brown yellowAnthony et al
Yellow-green colorlessAnthony et al
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Transparent
1.5 Refractive Index
1.509-1.5411
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
0.030Not Available
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Mellite and Tavorite Optic Character

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

Mellite and Tavorite Transparency

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