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Axinite
Axinite

Emerald
Emerald



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Axinite
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Emerald

Axinite and Emerald Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
Strong
Strong dichroism: yellow green Lazzarelli
1.3 Dispersion
0.020.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.656-1.7041.565-1.602
Agate Opal
1 3.25
1.6 Optic Character
Biaxial/+
Not Available
1.7 Crystal System
Triclinic
Hexagonal
1.8 Birefringence
0.009-0.0120.0040-0.0070
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Color grading system

Axinite and Emerald Optic Character

Axinite and Emerald optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Axinite and Emerald 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 Axinite and Emerald 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. Axinite has Biaxial/+ character.

Axinite and Emerald Transparency

Similar to their colors, Axinite and Emerald 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, Axinite is Gemmological Tables (2004) More from other references while Axinite is Gemmological Tables (2004) More from other references in appearance.