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Riebeckite
Riebeckite

Peridot
Peridot



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Riebeckite
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Peridot

Riebeckite and Peridot Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Silky
Vitreous, Greasy
1.2 Pleochroism
X = blue
Weak: yellow-green green (colorless)Herve Nicolas Lazzarelli
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Transparent
1.5 Refractive Index
1.680-1.6981.64-1.69
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Orthorhombic
1.8 Birefringence
0.005-0.0080.036
Achroite
0 0.296
1.14 Clarity
Not Available
Transparent

Riebeckite and Peridot Optic Character

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

Riebeckite and Peridot Transparency

Similar to their colors, Riebeckite and Peridot 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, Riebeckite is Not Available while Riebeckite is Not Available in appearance.