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Eosphorite
Eosphorite

Dioptase
Dioptase



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Eosphorite
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Dioptase

Eosphorite and Dioptase Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous, Resinous
Visible: X = yellow; Y = pink; Z = pale pink to colorless
0.01
Transparent
1.639-1.672
-
Orthorhombic
0.029-0.032
Transparent
 
Vitreous
Weak; dark emerald green
0.04
TranslucentHerve Nicolas Lazzarelli
1.644-1.720
-
Trigonal
0.051-0.053
TranslucentHerve Nicolas Lazzarelli

Eosphorite and Dioptase Optic Character

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

Eosphorite and Dioptase Transparency

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