×

Franklinite
Franklinite

Amazonite
Amazonite



ADD
Compare
X
Franklinite
X
Amazonite

Franklinite and Amazonite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Not Available
WeakMichael O’Donoghue
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Translucent, Translucent to opaque
1.5 Refractive Index
Not Available1.522-1.530
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m
Triclinic
1.8 Birefringence
Not Available0.008-0.010
Achroite
0 0.296
1.9 Clarity
Translucent
Translucent

Franklinite and Amazonite Optic Character

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

Franklinite and Amazonite Transparency

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