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Eilat stone and Phosgenite Optical Properties


Phosgenite and Eilat stone Optical Properties


Optical Properties

Luster
Not Available   
Adamantine   

Pleochroism
Not Available   
Weakly pleochroic with O reddish and E greenish in thick sections.   

Dispersion
Not Available   
Not Available   

Transparency
Not Available   
Gemmological Tables (2004) More from other references   

Refractive Index
Not Available   
2.117-2.145   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
tetragonal   

Birefringence
Not Available   
0.027   

Clarity
Not Available   
TransparentUlrich Henn and Claudio C. Milisenda   

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<< Physical Properties

Eilat stone and Phosgenite Optic Character

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

Similar to their colors, Eilat stone and Phosgenite 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, Eilat stone is Not Available while Eilat stone is Not Available in appearance.

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