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Gahnite and Dallasite Optical Properties


Dallasite and Gahnite Optical Properties


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Gahnite and Dallasite Optic Character

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

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

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