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Mellite
Mellite
☒

Kyanite
Kyanite
☒



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Mellite
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Kyanite
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
Weak: yellowish brown yellowAnthony et al
0.01
-
1.509-1.541
-
-
0.030
TransparentUlrich Henn and Claudio C. Milisenda
 
Vitreous, Pearly
Trichroic
0.02
-
1.71-1.74
-
Triclinic
-9999
-

Compare Brown Gemstones

Brown Gemstones

Chromite
Chromite
Radiolarite
Radiolarite
Kutnohorite
Kutnohorite
Kyanite
Sonolite
Kyanite Vs Sonolite
Kyanite
Staurolite
Kyanite Vs Staurolite
Kyanite
Tantalite
Kyanite Vs Tantalite

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