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Rutile and Clinochlore Optical Properties


Clinochlore and Rutile Optical Properties


Optical Properties

Luster
Adamantine   
Pearly, Greasy   

Pleochroism
Weak to distinct brownish red-green-yellow   
Distinct: light yellow-green to light bluE   

Dispersion
Not Available   
Not Available   

Transparency
Transparent, Translucent   
Transparent   

Refractive Index
2.609-2.903   
1.571-1.597   

Optic Character
Not Available   
Biaxial/+   

Crystal System
tetragonal   
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m   

Birefringence
0.296   
Not Available   

Clarity
Transparent   
Transparent   

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Rutile and Clinochlore Optic Character

Rutile and Clinochlore optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Rutile and Clinochlore 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 Rutile and Clinochlore 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. Clinochlore has Biaxial/+ character.

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Rutile and Clinochlore Transparency

Similar to their colors, Rutile and Clinochlore 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, Rutile is Translucent and Transparent while Rutile is Translucent and Transparent in appearance.

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