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Cavansite
Cavansite

Dioptase
Dioptase



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Cavansite
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Dioptase

Cavansite and Dioptase Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Vitreous
1.2 Pleochroism
Visible: X=Z= colorless Y= blue
Weak; dark emerald green
1.3 Dispersion
NA0.04
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
TranslucentHerve Nicolas Lazzarelli
1.5 Refractive Index
1.5421.644-1.720
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Trigonal
1.8 Birefringence
0.0090.051-0.053
Achroite
0 0.296
1.9 Clarity
Not Available
TranslucentHerve Nicolas Lazzarelli

Cavansite and Dioptase Optic Character

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

Cavansite and Dioptase Transparency

Similar to their colors, Cavansite 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, Cavansite is Not Available while Cavansite is Not Available in appearance.