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Steatite
Steatite

Hematite
Hematite



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Steatite
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Hematite

Steatite and Hematite Optical Properties

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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
0.01
-
1.539-1.596
-
-
0.046-0.050
OpaqueUlrich Henn and Claudio C. Milisenda
 
-
O = brownish red; E = yellowish red
0.05
OpaqueHerve Nicolas Lazzarelli
2.690-3.220
-
Trigonal
0.280
OpaqueHerve Nicolas Lazzarelli

Steatite and Hematite Optic Character

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

Steatite and Hematite Transparency

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