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Sussexite and Steatite Optical Properties


Steatite and Sussexite Optical Properties


Optical Properties

Luster
Fibrous, Pearly   
Not Available   

Pleochroism
Not Available   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
Transparent   
Gemmological Tables (2004)   

Refractive Index
Not Available   
1.539-1.596   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Not Available   

Birefringence
Not Available   
0.046-0.050   

Clarity
Transparent   
OpaqueUlrich Henn and Claudio C. Milisenda   

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<< Physical Properties

Sussexite and Steatite Optic Character

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

Similar to their colors, Sussexite and Steatite 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, Sussexite is Transparent while Sussexite is Transparent in appearance.

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