×

Tanzanite
Tanzanite

Creedite
Creedite



ADD
Compare
X
Tanzanite
X
Creedite

Tanzanite and Creedite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
Present
Not Available
1.3 Dispersion
0.03NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent, Transparent to translucent
Transparent, Translucent
1.5 Refractive Index
1.685-1.7071.461-1.485
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
monoclinic
1.8 Birefringence
0.006-0.0180.024
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Tanzanite and Creedite Optic Character

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

Tanzanite and Creedite Transparency

Similar to their colors, Tanzanite and Creedite 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, Tanzanite is Transparent, Translucent and Transparent to translucent while Tanzanite is Transparent, Translucent and Transparent to translucent in appearance.