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Canadian Ammolite
Canadian Ammolite

Dumortierite
Dumortierite



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Canadian Ammolite
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Dumortierite

Canadian Ammolite and Dumortierite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Not Available
Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
None
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Opaque
Translucent, Translucent to opaque
1.5 Refractive Index
Not Available
1.669-1.723
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Isometric
Orthorhombic
1.8 Birefringence
Not Available
0.011-0.037
1.9 Clarity
Opaque
Translucent

Canadian Ammolite and Dumortierite Optic Character

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

Canadian Ammolite and Dumortierite Transparency

Similar to their colors, Canadian Ammolite and Dumortierite 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, Canadian Ammolite is Opaque while Canadian Ammolite is Opaque in appearance.