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Agate
Agate

Esperite
Esperite



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Agate
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Esperite

Agate and Esperite Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
Absent
colorless.
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
OpaqueAnthony et al, Opaque, Transparent
1.5 Refractive Index
1.530-1.5431.760-1.774
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
monoclinic
1.8 Birefringence
0.0040.012
Achroite
0 0.296
1.9 Clarity
Translucent
OpaqueAnthony et al

Agate and Esperite Optic Character

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

Agate and Esperite Transparency

Similar to their colors, Agate and Esperite 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, Agate is Translucent while Agate is Translucent in appearance.