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Mellite
Mellite

Baddeleyite
Baddeleyite



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Mellite
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Baddeleyite

Mellite and Baddeleyite Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
Weak: yellowish brown yellowAnthony et al
0.01
-
1.509-1.541
-
-
0.030
TransparentUlrich Henn and Claudio C. Milisenda
 
Adamantine
DistinctArthur Thomas
0.04
Transparent
2.13-2.20
-
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/c
0.07
Transparent

Mellite and Baddeleyite Optic Character

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

Similar to their colors, Mellite and Baddeleyite 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 while Mellite is in appearance.