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Apophyllite KF
Apophyllite KF

Gahnospinel
Gahnospinel



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Apophyllite KF
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Gahnospinel

Apophyllite KF and Gahnospinel Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Vitreous
1.2 Pleochroism
Not Available
AbsentWalter Schumann
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Gemmological Tables (2004)
1.5 Refractive Index
1.530-1.5361.735-1.790
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
Isometric
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Not Available
TransparentUlrich Henn and Claudio C. Milisenda

Apophyllite KF and Gahnospinel Optic Character

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

Similar to their colors, Apophyllite KF and Gahnospinel 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.