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Lawsonite
Lawsonite

Unakite
Unakite



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Lawsonite
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Unakite

Lawsonite and Unakite Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous, Greasy
Not Available
1.2 Pleochroism
Weak
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Gemstones of the world (2001)
1.5 Refractive Index
1.672-1.6761.525
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
monoclinic
1.8 Birefringence
0.019-0.021Not Available
Achroite
0 0.296
1.9 Clarity
Not Available
Gemstones of the world (2001)

Lawsonite and Unakite Optic Character

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

Lawsonite and Unakite Transparency

Similar to their colors, Lawsonite and Unakite 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, Lawsonite is Not Available while Lawsonite is Not Available in appearance.