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Clinochlore
Clinochlore

Lapis lazuli
Lapis lazuli



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Clinochlore
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Lapis lazuli

Clinochlore and Lapis lazuli Optical Properties

1 Optical Properties
1.1 Luster
Pearly, Greasy
Vitreous, Greasy
1.2 Pleochroism
Distinct: light yellow-green to light bluE
AbsentWalter Schumann
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Opaque
1.5 Refractive Index
1.571-1.5971.500-1.670
Agate Opal
1 3.25
1.6 Optic Character
Biaxial/+
Not Available
1.7 Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
Trigonal
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Transparent
Gemstones of the world (2001)

Clinochlore and Lapis lazuli Optic Character

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

Clinochlore and Lapis lazuli Transparency

Similar to their colors, Clinochlore and Lapis lazuli 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, Clinochlore is Transparent while Clinochlore is Transparent in appearance.