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Unakite
Unakite

Scapolite
Scapolite



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Unakite
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Scapolite

Unakite and Scapolite Optical Properties

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1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemstones of the world (2001)
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.5251.540-1.579
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
tetragonal
1.8 Birefringence
Not Available0.006-0.037
Achroite
0 0.296
1.9 Clarity
Gemstones of the world (2001)
TransparentUlrich Henn and Claudio C. Milisenda

Unakite and Scapolite Optic Character

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

Similar to their colors, Unakite and Scapolite 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.