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Unakite
Unakite

Caledonite
Caledonite



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Unakite
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Caledonite

Unakite and Caledonite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Not Available
Weak
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemstones of the world (2001)
Transparent
1.5 Refractive Index
1.5251.818-1.909
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Orthorhombic
1.8 Birefringence
Not Available0.091
Achroite
0 0.296
1.9 Clarity
Gemstones of the world (2001)
Transparent

Unakite and Caledonite Optic Character

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

Similar to their colors, Unakite and Caledonite 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.