×

Boracite
Boracite

Cobaltite
Cobaltite



ADD
Compare
X
Boracite
X
Cobaltite

Boracite and Cobaltite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Adamantine
Not Available
1.2 Pleochroism
None
Very weak
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gems
1.5 Refractive Index
1.658-1.673Not Available
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: P ca21
1.8 Birefringence
0.010-0.011Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Gems

Boracite and Cobaltite Optic Character

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

Boracite and Cobaltite Transparency

Similar to their colors, Boracite and Cobaltite 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, Boracite is Transparent while Boracite is Transparent in appearance.