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Zincite
Zincite

Chrome-Chalcedony
Chrome-Chalcedony



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Zincite
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Chrome-Chalcedony

Zincite and Chrome-Chalcedony Optical Properties

1 Optical Properties
1.1 Luster
Subadamantine, Resinous
Waxy
1.2 Pleochroism
Very weak
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
TransparentRobert C. Kammerling, The Journal of Gemmology (1995) More from other references
Translucent
1.5 Refractive Index
2.013-2.0291.530-1.543
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
Not Available
1.8 Birefringence
0.0160.003-0.009
Achroite
0 0.296
1.9 Clarity
TransparentRobert C. Kammerling
Translucent

Zincite and Chrome-Chalcedony Optic Character

Zincite and Chrome-Chalcedony optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Zincite and Chrome-Chalcedony 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 Zincite and Chrome-Chalcedony 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.

Zincite and Chrome-Chalcedony Transparency

Similar to their colors, Zincite and Chrome-Chalcedony 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, Zincite is The Journal of Gemmology (1995) More from other references and TransparentRobert C. Kammerling while Zincite is The Journal of Gemmology (1995) More from other references and TransparentRobert C. Kammerling in appearance.