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Nuummite and Precious Opal Optical Properties


Precious Opal and Nuummite Optical Properties


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Nuummite and Precious Opal Optic Character

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

Similar to their colors, Nuummite and Precious 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, Nuummite is Gemmological Tables (2004) More from other references while Nuummite is Gemmological Tables (2004) More from other references in appearance.

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Green Gemstones


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