×

Tigers Eye
Tigers Eye

Danburite
Danburite



ADD
Compare
X
Tigers Eye
X
Danburite

Tigers Eye and Danburite Optical Properties

1 Optical Properties
1.1 Luster
Silky
Vitreous, Greasy
1.2 Pleochroism
Not Available
Weak: pale yellow yellow
1.3 Dispersion
None0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Opaque
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.534-1.5401.627-1.639
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
Trigonal
Orthorhombic
1.8 Birefringence
Not Available0.006
Achroite
0 0.296
1.9 Clarity
Gemstones of the world (2001) More from other references
TransparentUlrich Henn and Claudio C. Milisenda

Tigers Eye and Danburite Optic Character

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

Tigers Eye and Danburite Transparency

Similar to their colors, Tigers Eye and Danburite 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, Tigers Eye is Opaque while Tigers Eye is Opaque in appearance.