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Eosphorite and Phosphophyllite Optical Properties


Phosphophyllite and Eosphorite Optical Properties


Optical Properties

Luster
Vitreous, Resinous  
-  

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

Dispersion
0.01  
99+
0.03  
99+

Transparency
Transparent  
-  

Refractive Index
1.639-1.672  
1.595-1.621  

Optic Character
-  
-  

Crystal System
Orthorhombic  
-  

Birefringence
0.029-0.032  
0.021  

Clarity
Transparent  
TransparentUlrich Henn and Claudio C. Milisenda  

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Eosphorite and Phosphophyllite Optic Character

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

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Eosphorite and Phosphophyllite Transparency

Similar to their colors, Eosphorite and Phosphophyllite 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


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