Home
Gemstones


Antigorite and Pyrope Almandine Optical Properties


Pyrope Almandine and Antigorite Optical Properties


Optical Properties

Luster
Waxy, Silky, Resinous, Greasy   
Not Available   

Pleochroism
pale greenish yellow.   
AbsentWalter Schumann   

Dispersion
Not Available   
0.02   
16

Transparency
Translucent   
TransparentGemdat.org, Management Team (2012)   

Refractive Index
1.530-1.575   
1.73-1.77   

Optic Character
Not Available   
Not Available   

Crystal System
Monoclinic Domatic H-M Symbol (m) Space Group: Cm   
Not Available   

Birefringence
Not Available   
Not Available   

Clarity
Translucent   
TransparentGemdat.org   

Benefits >>
<< Physical Properties

Antigorite and Pyrope Almandine Optic Character

Antigorite and Pyrope Almandine optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Antigorite and Pyrope Almandine 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 Antigorite and Pyrope Almandine 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 Green Gemstones

Antigorite and Pyrope Almandine Transparency

Similar to their colors, Antigorite and Pyrope Almandine 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, Antigorite is Translucent while Antigorite is Translucent in appearance.

Green Gemstones

Green Gemstones


Compare Green Gemstones