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Ruby
Ruby

Mexican fire opal
Mexican fire opal



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Ruby
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Mexican fire opal

Ruby and Mexican fire opal Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Adamantine, Vitreous, Adamantine
Not Available
1.2 Pleochroism
Strong: purplish-red
Not Available
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent, Transparent to opaque
Not Available
1.5 Refractive Index
1.762-1.778Not Available
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Not Available
1.8 Birefringence
0.008Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Not Available

Ruby and Mexican fire opal Optic Character

Ruby and Mexican fire opal optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Ruby and Mexican fire 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 Ruby and Mexican fire 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.

Ruby and Mexican fire opal Transparency

Similar to their colors, Ruby and Mexican fire 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, Ruby is Translucent, Transparent and Transparent to opaque while Ruby is Translucent, Transparent and Transparent to opaque in appearance.