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Eosphorite and Pezzottaite Optical Properties


Pezzottaite and Eosphorite Optical Properties


Optical Properties

Luster
Vitreous, Resinous   
Vitreous   

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

Dispersion
Not Available   
Not Available   

Transparency
Transparent   
Transparent   

Refractive Index
1.639-1.672   
1.598-1.620   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
Hexagonal   

Birefringence
0.029-0.032   
0.008-0.011   

Clarity
Transparent   
Transparent   

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Eosphorite and Pezzottaite Optic Character

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

Similar to their colors, Eosphorite and Pezzottaite 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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