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Matrix Opal and Thulite Optical Properties


Thulite and Matrix Opal Optical Properties


Optical Properties

Luster
Not Available   
Vitreous   

Pleochroism
AbsentWalter Schumann   
Present   

Dispersion
None   
Not Available   

Transparency
Not Available   
Opaque, Translucent, Opaque . May be translucent in thin backlit sections.   

Refractive Index
1.37-1.52   
1.695   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Orthorhombic   

Birefringence
Not Available   
0.006-0.018   

Clarity
Not Available   
OpaqueHerve Nicolas Lazzarelli   

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Matrix Opal and Thulite Optic Character

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

Similar to their colors, Matrix Opal and Thulite 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, Matrix Opal is Not Available while Matrix Opal is Not Available in appearance.

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