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Hardystonite and Rutile Optical Properties


Rutile and Hardystonite Optical Properties


Optical Properties

Luster
Vitreous, Resinous, Greasy   
Adamantine   

Pleochroism
Not Available   
Weak to distinct brownish red-green-yellow   

Dispersion
Not Available   
Not Available   

Transparency
Handbook of mineralogy (2001)   
Transparent, Translucent   

Refractive Index
1.672   
2.609-2.903   

Optic Character
Not Available   
Not Available   

Crystal System
tetragonal   
tetragonal   

Birefringence
Not Available   
0.296   

Clarity
Handbook of mineralogy (2001)   
Transparent   

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Hardystonite and Rutile Optic Character

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

Similar to their colors, Hardystonite and Rutile 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, Hardystonite is Handbook of mineralogy (2001) while Hardystonite is Handbook of mineralogy (2001) in appearance.

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