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Dravite and Enstatite Optical Properties


Enstatite and Dravite Optical Properties


Optical Properties

Luster
Vitreous  
Vitreous, Pearly  

Pleochroism
Very strong: pale yellow colorless  
Pale green to pale orange  

Dispersion
0.02  
99+
0.01  
99+

Transparency
Transparent  
Transparent, Translucent  

Refractive Index
1.614-1.666  
1.650-1.680  

Optic Character
-  
-  

Crystal System
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m  
Orthorhombic  

Birefringence
0.014-0.032  
0.009-0.011  

Clarity
Transparent  
Transparent  

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Dravite and Enstatite Optic Character

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

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Dravite and Enstatite Transparency

Similar to their colors, Dravite and Enstatite 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, Dravite is Transparent while Dravite is Transparent in appearance.

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