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Clinozoisite
Clinozoisite

Lapis lazuli
Lapis lazuli



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Clinozoisite
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Lapis lazuli

Clinozoisite and Lapis lazuli Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Greasy
1.2 Pleochroism
StrongArthur Thomas
AbsentWalter Schumann
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Opaque
1.5 Refractive Index
1.670-1.7341.500-1.670
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Trigonal
1.8 Birefringence
0.006-0.011Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Gemstones of the world (2001)

Clinozoisite and Lapis lazuli Optic Character

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

Clinozoisite and Lapis lazuli Transparency

Similar to their colors, Clinozoisite 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, Clinozoisite is Transparent while Clinozoisite is Transparent in appearance.