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Crystal Opal
Crystal Opal

Schorl
Schorl



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Crystal Opal
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Schorl

Crystal Opal and Schorl Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
AbsentWalter Schumann
Very strong: yellow-brown pale yellow
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent, Translucent
1.5 Refractive Index
1.370-1.1.635-1.672
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
Not Available0.025
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Crystal Opal and Schorl Optic Character

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

Crystal Opal and Schorl Transparency

Similar to their colors, Crystal Opal and Schorl 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, Crystal Opal is Transparent while Crystal Opal is Transparent in appearance.