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Amazonite
Amazonite

Dioptase
Dioptase



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Amazonite
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Dioptase

Amazonite and Dioptase Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
WeakMichael O’Donoghue
Weak; dark emerald green
1.3 Dispersion
NA0.04
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent, Translucent to opaque
TranslucentHerve Nicolas Lazzarelli
1.5 Refractive Index
1.522-1.5301.644-1.720
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Triclinic
Trigonal
1.8 Birefringence
0.008-0.0100.051-0.053
Achroite
0 0.296
1.9 Clarity
Translucent
TranslucentHerve Nicolas Lazzarelli

Amazonite and Dioptase Optic Character

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

Amazonite and Dioptase Transparency

Similar to their colors, Amazonite and Dioptase 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, Amazonite is Translucent and Translucent to opaque while Amazonite is Translucent and Translucent to opaque in appearance.