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Unakite
Unakite

Verdelite
Verdelite



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Unakite
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Verdelite

Unakite and Verdelite Optical Properties

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1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Not Available
Strong: dark green yellow
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
2.4 Transparency
Gemstones of the world (2001)
Transparent, Translucent
2.6 Refractive Index
1.5251.614-1.666
Agate Opal
1 3.25
2.7 Optic Character
Not Available
Not Available
2.8 Crystal System
monoclinic
Not Available
2.9 Birefringence
Not Available0.014-0.040
Achroite
0 0.296
2.13 Clarity
Gemstones of the world (2001)
Transparent

Unakite and Verdelite Optic Character

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

Unakite and Verdelite Transparency

Similar to their colors, Unakite and Verdelite 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, Unakite is Gemstones of the world (2001) while Unakite is Gemstones of the world (2001) in appearance.