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Diaspore
Diaspore

Peridot
Peridot



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Diaspore
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Peridot

Diaspore and Peridot Optical Properties

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1 Optical Properties
1.1 Luster
Pearly
Vitreous, Greasy
1.2 Pleochroism
Strong
Weak: yellow-green green (colorless)Herve Nicolas Lazzarelli
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent
1.5 Refractive Index
1.702-1.7501.64-1.69
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Orthorhombic
1.8 Birefringence
0.0480.036
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Diaspore and Peridot Optic Character

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

Diaspore and Peridot Transparency

Similar to their colors, Diaspore 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, Diaspore is Transparent while Diaspore is Transparent in appearance.