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Cobaltite
Cobaltite

Leucite
Leucite



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Cobaltite
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Leucite

Cobaltite and Leucite Optical Properties

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1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Very weak
Not Available
1.3 Dispersion
NA0.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gems
Gemmological Tables (2004) More from other references
1.5 Refractive Index
Not Available1.504-1.510
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: P ca21
tetragonal
1.8 Birefringence
Not Available0.001
Achroite
0 0.296
1.9 Clarity
Gems
TransparentUlrich Henn and Claudio C. Milisenda

Cobaltite and Leucite Optic Character

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

Cobaltite and Leucite Transparency

Similar to their colors, Cobaltite and Leucite 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, Cobaltite is Gems while Cobaltite is Gems in appearance.