Esperite and Turquoise Optical Properties

Esperite

Turquoise

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1 Optical Properties

1.1 Luster

Vitreous

Waxy

1.2 Pleochroism

colorless.

Weak

1.3 Dispersion

NANone

0.007 1

1.4 Transparency

OpaqueAnthony et al, Opaque, Transparent

Translucent, Opaque

1.5 Refractive Index

1.760-1.7741.610-1.650

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

Triclinic

1.8 Birefringence

0.0120.040

0 0.296

1.9 Clarity

OpaqueAnthony et al

Translucent

Esperite and Turquoise Optic Character

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

Similar to their colors, Esperite and Turquoise 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, Esperite is Opaque, OpaqueAnthony et al and Transparent while Esperite is Opaque, OpaqueAnthony et al and Transparent in appearance.