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Enstatite
Enstatite

Umbalite
Umbalite



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Enstatite
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Umbalite

Enstatite and Umbalite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Not Available
1.2 Pleochroism
Pale green to pale orange
Not Available
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
TransparentGemdat.org, Management Team (2012)
1.5 Refractive Index
1.650-1.6801.730-1.820
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Not Available
1.8 Birefringence
0.009-0.011Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentGemdat.org

Enstatite and Umbalite Optic Character

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

Enstatite and Umbalite Transparency

Similar to their colors, Enstatite and Umbalite 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, Enstatite is Translucent and Transparent while Enstatite is Translucent and Transparent in appearance.