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Enstatite
Enstatite

Alexandrite
Alexandrite



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Enstatite
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Alexandrite

Enstatite and Alexandrite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Vitreous
1.2 Pleochroism
Pale green to pale orange
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Transparent, Transparent to nearly opaque
1.5 Refractive Index
1.650-1.6801.739-1.770
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
Orthorhombic
Orthorhombic
1.8 Birefringence
0.009-0.0110.007-0.010
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Enstatite and Alexandrite Optic Character

Enstatite and Alexandrite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Enstatite and Alexandrite 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 Alexandrite 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. Alexandrite has Biaxial/+ character.

Enstatite and Alexandrite Transparency

Similar to their colors, Enstatite and Alexandrite 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.