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Peridot

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Peridot and Jet Optical Properties

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Jet
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1 Optical Properties
1.1 Luster
Vitreous, Greasy
Waxy
1.2 Pleochroism
Weak: yellow-green green (colorless)Herve Nicolas Lazzarelli
AbsentWalter Schumann
1.3 Dispersion
Albite Optical ..
0.02
Rank: 18 (Overall)
None
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.64-1.69
1.640-1.680
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Amorphous
1.8 Birefringence
0.036
Not Available
1.9 Clarity
Transparent
Gemmological Tables (2004) More from other references

Peridot and Jet Optic Character

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

Peridot and Jet Transparency

Similar to their colors, Peridot and Jet 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, Peridot is Transparent while Peridot is Transparent in appearance.