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Annabergite
Annabergite

Sodalite
Sodalite



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Annabergite
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Sodalite

Annabergite and Sodalite Optical Properties

1 Optical Properties
1.1 Luster
Subadamantine, Pearly
Greasy
1.2 Pleochroism
Not Available
AbsentWalter Schumann
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Transparent, Translucent, Opaque
1.5 Refractive Index
1.6221.478-1.488
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
cubic
1.8 Birefringence
0.065Not Available
Achroite
0 0.296
1.9 Clarity
Not Available
Transparent

Annabergite and Sodalite Optic Character

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

Annabergite and Sodalite Transparency

Similar to their colors, Annabergite and Sodalite 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, Annabergite is Not Available while Annabergite is Not Available in appearance.