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Povondraite and Orthoclase Optical Properties


Orthoclase and Povondraite Optical Properties


Optical Properties

Luster
Resinous   
Vitreous, Pearly   

Pleochroism
Strong: yellow-brown   
colorless.   

Dispersion
Not Available   
0.01   
28

Transparency
Translucent   
Gemmological Tables (2004) More from other references   

Refractive Index
Not Available   
1.518-1.536   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
monoclinic   

Birefringence
Not Available   
0.0050-0.0060   

Clarity
Translucent   
TransparentUlrich Henn and Claudio C. Milisenda   

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Povondraite and Orthoclase Optic Character

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

Similar to their colors, Povondraite and Orthoclase 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, Povondraite is Translucent while Povondraite is Translucent in appearance.

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