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Peridot
Peridot

Rhodizite
Rhodizite



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Peridot
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Rhodizite

Peridot and Rhodizite Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous, Greasy
Adamantine
1.2 Pleochroism
Weak: yellow-green green (colorless)Herve Nicolas Lazzarelli
Not Available
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.64-1.691.684-1.694
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Not Available
1.8 Birefringence
0.036Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Peridot and Rhodizite Optic Character

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

Similar to their colors, Peridot and Rhodizite 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.