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Common Opal
Common Opal

Pezzottaite
Pezzottaite



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Common Opal
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Pezzottaite

Common Opal and Pezzottaite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
AbsentWalter Schumann
Moderate dichroic
1.3 Dispersion
Albite Optical ..
None
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Translucent
Transparent
1.5 Refractive Index
1.37-1.52
1.598-1.620
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Hexagonal
1.8 Birefringence
Not Available
0.008-0.011
1.9 Clarity
Translucent
Transparent

Common Opal and Pezzottaite Optic Character

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

Common Opal and Pezzottaite Transparency

Similar to their colors, Common Opal and Pezzottaite 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, Common Opal is Translucent while Common Opal is Translucent in appearance.