Home
Gemstones


Eosphorite and Ludlamite Optical Properties


Ludlamite and Eosphorite Optical Properties


Optical Properties

Luster
Vitreous, Resinous  
Vitreous, Pearly  

Pleochroism
Visible: X = yellow; Y = pink; Z = pale pink to colorless  
-  

Dispersion
0.01  
99+
0.02  
99+

Transparency
Transparent  
-  

Refractive Index
1.639-1.672  
1.653-1.693  

Optic Character
-  
-  

Crystal System
Orthorhombic  
monoclinic  

Birefringence
0.029-0.032  
0.038-0.044  

Clarity
Transparent  
TransparentUlrich Henn and Claudio C. Milisenda  

Benefits >>
<< Physical Properties

Eosphorite and Ludlamite Optic Character

Eosphorite and Ludlamite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Eosphorite and Ludlamite 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 Eosphorite and Ludlamite 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 Yellow Gemstones

Eosphorite and Ludlamite Transparency

Similar to their colors, Eosphorite and Ludlamite 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, Eosphorite is Transparent while Eosphorite is Transparent in appearance.

Yellow Gemstones

Yellow Gemstones


Compare Yellow Gemstones