Home
Gemstones


Aventurine and Achroite Optical Properties


Achroite and Aventurine Optical Properties


Optical Properties

Luster
Vitreous   
Not Available   

Pleochroism
AbsentWalter Schumann   
Not Available   

Dispersion
None   
0.02   
22

Transparency
Translucent, Opaque . May be translucent when backlit on the edges.   
Transparent, Translucent   

Refractive Index
1.544-1.553   
1.614-1.666   

Optic Character
Not Available   
Not Available   

Crystal System
Trigonal   
Not Available   

Birefringence
0.007-0.010   
0.014-0.040   

Clarity
Translucent   
Transparent   

Benefits >>
<< Physical Properties

Aventurine and Achroite Optic Character

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

Compare All Gems

Aventurine and Achroite Transparency

Similar to their colors, Aventurine and Achroite 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, Aventurine is Opaque . May be translucent when backlit on the edges. and Translucent while Aventurine is Opaque . May be translucent when backlit on the edges. and Translucent in appearance.

All Gems

All Gems


Compare All Gems