Dioptase and Jelly Opal Optical Properties

Dioptase

Jelly Opal

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1 Optical Properties

1.1 Luster

Vitreous

Not Available

1.2 Pleochroism

Weak; dark emerald green

Not Available

1.3 Dispersion

0.04None

0.007 1

1.4 Transparency

TranslucentHerve Nicolas Lazzarelli

Not Available

1.5 Refractive Index

1.644-1.7201.37-1.52

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Trigonal

Not Available

1.8 Birefringence

0.051-0.053Not Available

0 0.296

1.9 Clarity

TranslucentHerve Nicolas Lazzarelli

Not Available

Dioptase and Jelly Opal Optic Character

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

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Dioptase and Jelly Opal Transparency

Similar to their colors, Dioptase and Jelly Opal 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, Dioptase is TranslucentHerve Nicolas Lazzarelli while Dioptase is TranslucentHerve Nicolas Lazzarelli in appearance.