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Phosphophyllite and Prase Opal Optical Properties


Prase Opal and Phosphophyllite Optical Properties


Optical Properties

Luster
Not Available   
Not Available   

Pleochroism
NilArthur Thomas   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
Gemmological Tables (2004) More from other references   
Transparent, Translucent   

Refractive Index
1.595-1.621   
1.370-1.470   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Not Available   

Birefringence
0.021   
Not Available   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
Transparent   

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Phosphophyllite and Prase Opal Optic Character

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

Similar to their colors, Phosphophyllite and Prase Opal 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, Phosphophyllite is Gemmological Tables (2004) More from other references while Phosphophyllite is Gemmological Tables (2004) More from other references in appearance.

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