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Danburite
Danburite

Aquamarine
Aquamarine



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Danburite
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Aquamarine

Danburite and Aquamarine Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy
Vitreous
1.2 Pleochroism
Weak: pale yellow yellow
Not Available
1.3 Dispersion
0.020.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.627-1.6391.570-1.592
Agate Opal
1 3.25
1.6 Optic Character
Biaxial/+
Not Available
1.7 Crystal System
Orthorhombic
Hexagonal
1.8 Birefringence
0.0060.005-0.009
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent to translucent

Danburite and Aquamarine Optic Character

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

Danburite and Aquamarine Transparency

Similar to their colors, Danburite and Aquamarine 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.