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Augelite
Augelite

Ammolite
Ammolite



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Augelite
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Ammolite

Augelite and Ammolite Optical Properties

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1 Optical Properties
1.1 Luster
Pearly
Silky, Vitreous
1.2 Pleochroism
NilArthur Thomas
None
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Gemmological Tables (2004) More from other references
Not Available
1.5 Refractive Index
1.570-1.591
1.520-1.670
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
1.8 Birefringence
0.020-0.021
0.135-0.145
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Not Available

Augelite and Ammolite Optic Character

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

Augelite and Ammolite Transparency

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

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