Home
Gemstones


Feldspar and Adamite Optical Properties


Adamite and Feldspar Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
None   
NilArthur Thomas   

Dispersion
Not Available   
Not Available   

Transparency
Transparent, Translucent   
Transparent   

Refractive Index
1.518-1.570   
1.708-1.722   

Optic Character
Not Available   
Biaxial/+   

Crystal System
Triclinic or monoclinic   
Orthorhombic   

Birefringence
0.008-0.010   
0.031-0.050   

Clarity
Transparent   
Transparent   

Benefits >>
<< Physical Properties

Feldspar and Adamite Optic Character

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

Compare Green Gemstones

Feldspar and Adamite Transparency

Similar to their colors, Feldspar and Adamite 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, Feldspar is Translucent and Transparent while Feldspar is Translucent and Transparent in appearance.

Green Gemstones

Green Gemstones


Compare Green Gemstones