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Danburite
Danburite

Rutilated Quartz
Rutilated Quartz



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Danburite
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Rutilated Quartz

Danburite and Rutilated Quartz Optical Properties

Optical Properties

Luster

Vitreous, Greasy
Vitreous

Pleochroism

Weak: pale yellow yellow
-

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

-
Transparent, Translucent, Transparent to translucent

Refractive Index

1.627-1.6391.544-1.553
1 3.25
👆🏻

Optic Character

Biaxial/+
-

Crystal System

Orthorhombic
Hexagonal

Birefringence

0.0060.009
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Danburite and Rutilated Quartz Optic Character

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

Similar to their colors, Danburite and Rutilated Quartz 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 while Danburite is in appearance.