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Steatite
Steatite

Bastnsite
Bastnsite



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Steatite
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Bastnsite

Steatite and Bastnsite Optical Properties

Optical Properties

Luster

-
-

Pleochroism

-
-

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.539-1.5961.72-1.82
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
-

Birefringence

0.046-0.050-9999
0 0.296
👆🏻

Clarity

OpaqueUlrich Henn and Claudio C. Milisenda
-

Steatite and Bastnsite Optic Character

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

Similar to their colors, Steatite and Bastnsite 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.