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Povondraite
Povondraite

Dioptase
Dioptase



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Povondraite
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Dioptase

Povondraite and Dioptase Optical Properties

1 Optical Properties
1.1 Luster
Resinous
Vitreous
1.2 Pleochroism
Strong: yellow-brown
Weak; dark emerald green
1.3 Dispersion
NA0.04
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
TranslucentHerve Nicolas Lazzarelli
1.5 Refractive Index
Not Available1.644-1.720
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Trigonal
1.8 Birefringence
Not Available0.051-0.053
Achroite
0 0.296
1.9 Clarity
Translucent
TranslucentHerve Nicolas Lazzarelli

Povondraite and Dioptase Optic Character

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

Povondraite and Dioptase Transparency

Similar to their colors, Povondraite 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, Povondraite is Translucent while Povondraite is Translucent in appearance.