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Jet
Jet

Mexican fire opal
Mexican fire opal



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Jet
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Mexican fire opal

Jet and Mexican fire opal Optical Properties

1 Optical Properties
1.1 Luster
Waxy
Not Available
1.2 Pleochroism
AbsentWalter Schumann
Not Available
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Not Available
1.5 Refractive Index
1.640-1.680Not Available
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Amorphous
Not Available
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004) More from other references
Not Available

Jet and Mexican fire opal Optic Character

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

Jet and Mexican fire opal Transparency

Similar to their colors, Jet 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, Jet is Gemmological Tables (2004) More from other references while Jet is Gemmological Tables (2004) More from other references in appearance.