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Ammolite
Ammolite

Axinite
Axinite



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Ammolite
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Axinite

Ammolite and Axinite Optical Properties

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1 Optical Properties
1.1 Luster
Silky, Vitreous
Vitreous
1.2 Pleochroism
None
Strong
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.520-1.6701.656-1.704
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
Trigonal
Triclinic
1.8 Birefringence
0.135-0.1450.009-0.012
Achroite
0 0.296
1.9 Clarity
Not Available
TransparentUlrich Henn and Claudio C. Milisenda

Ammolite and Axinite Optic Character

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

Ammolite and Axinite Transparency

Similar to their colors, Ammolite and Axinite 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, Ammolite is Not Available while Ammolite is Not Available in appearance.