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Danburite
Danburite

Cymophane
Cymophane



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Danburite
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Cymophane

Danburite and Cymophane Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy
Not Available
1.2 Pleochroism
Weak: pale yellow yellow
Not Available
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
2.5 Transparency
Gemmological Tables (2004) More from other references
Transparent
2.6 Refractive Index
1.627-1.6391.739-1.770
Agate Opal
1 3.25
2.10 Optic Character
Biaxial/+
Biaxial/+
2.11 Crystal System
Orthorhombic
Not Available
2.12 Birefringence
0.0060.007-0.013
Achroite
0 0.296
3.4 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Danburite and Cymophane Optic Character

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

Danburite and Cymophane Transparency

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