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Vishnevite
Vishnevite
☒

Turquoise
Turquoise
☒



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Vishnevite
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Turquoise
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Optical Properties

Luster

Vitreous, Pearly
Waxy

Pleochroism

-
Weak

Dispersion

0.010.03
0.005 1
👆🏻

Transparency

-
Translucent, Opaque

Refractive Index

1.490-1.5071.610-1.650
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Hexagonal
Triclinic

Birefringence

0.002-0.0120.040
0 0.296
👆🏻

Clarity

-
Translucent

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