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Hemimorphite
Hemimorphite

Cryolite
Cryolite



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Hemimorphite
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Cryolite

Hemimorphite and Cryolite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Adamantine, Silky
Vitreous, Greasy, Pearly
1.2 Pleochroism
AbsentWalter Schumann
colorless.
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.614-1.6361.338-1.339
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
monoclinic
1.8 Birefringence
0.0220.001
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Hemimorphite and Cryolite Optic Character

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

Hemimorphite and Cryolite Transparency

Similar to their colors, Hemimorphite and Cryolite 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, Hemimorphite is Translucent and Transparent while Hemimorphite is Translucent and Transparent in appearance.