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Rose Quartz and Dravite Optical Properties


Dravite and Rose Quartz Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
Weak: pink pale pinkHerve Nicolas Lazzarelli   
Very strong: pale yellow colorless   

Dispersion
None   
0.02   
22

Transparency
Transparent, Translucent, Transparent to translucent   
Transparent   

Refractive Index
1.544-1.553   
1.614-1.666   

Optic Character
Not Available   
Not Available   

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

Birefringence
0.009   
0.014-0.032   

Clarity
TranslucentHerve Nicolas Lazzarelli   
Transparent   

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Rose Quartz and Dravite Optic Character

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

Similar to their colors, Rose Quartz and Dravite 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, Rose Quartz is Translucent, Transparent and Transparent to translucent while Rose Quartz is Translucent, Transparent and Transparent to translucent in appearance.

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