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Turquoise
Turquoise

Eosphorite
Eosphorite



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Turquoise
X
Eosphorite

Turquoise and Eosphorite Optical Properties

Optical Properties

Luster

Waxy
Vitreous, Resinous

Pleochroism

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

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

Translucent, Opaque
Transparent

Refractive Index

1.610-1.6501.639-1.672
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Triclinic
Orthorhombic

Birefringence

0.0400.029-0.032
0 0.296
👆🏻

Clarity

Translucent
Transparent

Turquoise and Eosphorite Optic Character

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

Turquoise and Eosphorite Transparency

Similar to their colors, Turquoise and Eosphorite 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, Turquoise is Translucent and Opaque while Turquoise is Translucent and Opaque in appearance.