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Elaeolite and Grandidierite Optical Properties


Grandidierite and Elaeolite Optical Properties


Optical Properties

Luster
Greasy   
Vitreous, Pearly   

Pleochroism
Not Available   
visible   

Dispersion
Not Available   
Not Available   

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

Refractive Index
Not Available   
1.578-1.639   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Orthorhombic   

Birefringence
Not Available   
0.037-0.039   

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

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<< Physical Properties

Elaeolite and Grandidierite Optic Character

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

Similar to their colors, Elaeolite and Grandidierite 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, Elaeolite is Not Available while Elaeolite is Not Available in appearance.

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