×

Amazonite
Amazonite

Tantalite
Tantalite



ADD
Compare
X
Amazonite
X
Tantalite

Amazonite and Tantalite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Resinous
1.2 Pleochroism
WeakMichael O’Donoghue
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent, Translucent to opaque
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
1.5 Refractive Index
1.522-1.5302.190-2.457
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Triclinic
Orthorhombic
1.8 Birefringence
0.008-0.0100.083
Achroite
0 0.296
1.9 Clarity
Translucent
TransparentWalter Schumann

Amazonite and Tantalite Optic Character

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

Amazonite and Tantalite Transparency

Similar to their colors, Amazonite and Tantalite 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, Amazonite is Translucent and Translucent to opaque while Amazonite is Translucent and Translucent to opaque in appearance.