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Apophyllite KF
Apophyllite KF

Cryolite
Cryolite



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Apophyllite KF
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Cryolite

Apophyllite KF and Cryolite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Vitreous, Greasy, Pearly
1.2 Pleochroism
Not Available
colorless.
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.530-1.5361.338-1.339
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
monoclinic
1.8 Birefringence
Not Available0.001
Achroite
0 0.296
1.9 Clarity
Not Available
TransparentUlrich Henn and Claudio C. Milisenda

Apophyllite KF and Cryolite Optic Character

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

Apophyllite KF and Cryolite Transparency

Similar to their colors, Apophyllite KF 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, Apophyllite KF is Not Available while Apophyllite KF is Not Available in appearance.