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Lazulite
Lazulite

Clinochlore
Clinochlore



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Lazulite
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Clinochlore

Lazulite and Clinochlore Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Pearly, Greasy
1.2 Pleochroism
Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli
Distinct: light yellow-green to light bluE
1.3 Dispersion
0.01NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Transparent
1.5 Refractive Index
1.604-1.6461.571-1.597
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
monoclinic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
1.8 Birefringence
0.031-0.036Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Lazulite and Clinochlore Optic Character

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

Lazulite and Clinochlore Transparency

Similar to their colors, Lazulite 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, Lazulite is Translucent and Transparent while Lazulite is Translucent and Transparent in appearance.