×

Cobaltite
Cobaltite

Hodgkinsonite
Hodgkinsonite



ADD
Compare
X
Cobaltite
X
Hodgkinsonite

Cobaltite and Hodgkinsonite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Very weak
Lavender and pale purple for transparent pink stones.Michael O’Donoghue
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gems
Gems
1.5 Refractive Index
Not Available1.720-1.746
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
monoclinic
1.8 Birefringence
Not Available0.026
Achroite
0 0.296
1.9 Clarity
Gems
Gems

Cobaltite and Hodgkinsonite Optic Character

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

Similar to their colors, Cobaltite and Hodgkinsonite 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.