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Turquoise
Turquoise

Pearl
Pearl



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Turquoise
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Pearl

Turquoise and Pearl Optical Properties

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1 Optical Properties
1.1 Luster
Waxy
Pearly
1.2 Pleochroism
Weak
AbsentWalter Schumann
1.3 Dispersion
NoneNone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent, Opaque
Translucent, Opaque
1.5 Refractive Index
1.610-1.6501.52-1.66
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Triclinic
Orthorhombic
1.8 Birefringence
0.0400.156
Achroite
0 0.296
1.9 Clarity
Translucent
Translucent

Turquoise and Pearl Optic Character

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

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