×

Axinite
Axinite

Lazulite
Lazulite



ADD
Compare
X
Axinite
X
Lazulite

Axinite and Lazulite Optical Properties

Add ⊕
1 Optical Properties
1.1 Luster
Vitreous
Not Available
1.2 Pleochroism
Strong
Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli
1.3 Dispersion
0.020.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Transparent, Translucent
1.5 Refractive Index
1.656-1.7041.604-1.646
Agate Opal
1 3.25
1.6 Optic Character
Biaxial/+
Not Available
1.7 Crystal System
Triclinic
monoclinic
1.8 Birefringence
0.009-0.0120.031-0.036
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Axinite and Lazulite Optic Character

Axinite and Lazulite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Axinite and Lazulite 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 Axinite and Lazulite 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. Axinite has Biaxial/+ character.

Axinite and Lazulite Transparency

Similar to their colors, Axinite and Lazulite 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, Axinite is Gemmological Tables (2004) More from other references while Axinite is Gemmological Tables (2004) More from other references in appearance.