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Cobaltite
Cobaltite

Clinochlore
Clinochlore



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Cobaltite
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Clinochlore

Cobaltite and Clinochlore Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Pearly, Greasy
1.2 Pleochroism
Very weak
Distinct: light yellow-green to light bluE
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gems
Transparent
1.5 Refractive Index
Not Available1.571-1.597
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
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Gems
Transparent

Cobaltite and Clinochlore Optic Character

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

Cobaltite and Clinochlore Transparency

Similar to their colors, Cobaltite and Clinochlore 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.