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Esperite
Esperite

Carletonite
Carletonite



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Esperite
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Carletonite

Esperite and Carletonite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
colorless.
Weak
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
OpaqueAnthony et al, Opaque, Transparent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.760-1.7741.517-1.521
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
tetragonal
1.8 Birefringence
0.0120.004
Achroite
0 0.296
1.9 Clarity
OpaqueAnthony et al
TransparentUlrich Henn and Claudio C. Milisenda

Esperite and Carletonite Optic Character

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

Similar to their colors, Esperite and Carletonite 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.