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Prase Opal and Calcite Satin Spar Optical Properties


Calcite Satin Spar and Prase Opal Optical Properties


Optical Properties

Luster
Not Available   
Vitreous   

Pleochroism
Not Available   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
Transparent, Translucent   
Transparent, Translucent   

Refractive Index
1.370-1.470   
1.486-1.658   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Not Available   

Birefringence
Not Available   
0.172   

Clarity
Transparent   
Transparent   

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<< Physical Properties

Prase Opal and Calcite Satin Spar Optic Character

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

Similar to their colors, Prase Opal and Calcite Satin Spar 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, Prase Opal is Translucent and Transparent while Prase Opal is Translucent and Transparent in appearance.

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