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Esperite
Esperite

Ettringite
Ettringite



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Esperite
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Ettringite

Esperite and Ettringite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
colorless.
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
OpaqueAnthony et al, Opaque, Transparent
Transparent, Translucent
1.5 Refractive Index
1.760-1.7741.470-1.491
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Trigonal
1.8 Birefringence
0.0120.021
Achroite
0 0.296
1.9 Clarity
OpaqueAnthony et al
Transparent

Esperite and Ettringite Optic Character

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

Esperite and Ettringite Transparency

Similar to their colors, Esperite and Ettringite 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, Esperite is Opaque, OpaqueAnthony et al and Transparent while Esperite is Opaque, OpaqueAnthony et al and Transparent in appearance.