×

Steatite
Steatite

Brookite
Brookite



ADD
Compare
X
Steatite
X
Brookite

Steatite and Brookite Optical Properties

Add ⊕
1 Optical Properties
1.1 Luster
Not Available
Adamantine
1.2 Pleochroism
Not Available
Very weak
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004)
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.539-1.5962.583-2.741
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
0.046-0.0500.117
Achroite
0 0.296
1.9 Clarity
OpaqueUlrich Henn and Claudio C. Milisenda
Gemmological Tables (2004) More from other references

Steatite and Brookite Optic Character

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

Similar to their colors, Steatite and Brookite 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 Gemmological Tables (2004) while Steatite is Gemmological Tables (2004) in appearance.