×

Cobaltite
Cobaltite

Kyanite Cyprine
Kyanite Cyprine



ADD
Compare
X
Cobaltite
X
Kyanite Cyprine

Cobaltite and Kyanite Cyprine Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Very weak
Blue stones strong trichroism: colorless/pale blue (greenish or violet)-blue dark blueHerve Nicolas Lazzarelli
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gems
Transparent
1.5 Refractive Index
Not Available1.710-1.735
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: P ca21
Not Available
1.8 Birefringence
Not Available0.012-0.033
Achroite
0 0.296
1.9 Clarity
Gems
Transparent

Cobaltite and Kyanite Cyprine Optic Character

Cobaltite and Kyanite Cyprine optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Cobaltite and Kyanite Cyprine 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 Kyanite Cyprine 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. Kyanite Cyprine has Biaxial/+ character.

Cobaltite and Kyanite Cyprine Transparency

Similar to their colors, Cobaltite and Kyanite Cyprine 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.