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Clinochlore
Clinochlore

Demantoid
Demantoid



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Clinochlore
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Demantoid

Clinochlore and Demantoid Optical Properties

1 Optical Properties
1.1 Luster
Pearly, Greasy
Adamantine
1.2 Pleochroism
Distinct: light yellow-green to light bluE
None
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gemmological Tables (2004)
1.5 Refractive Index
1.571-1.5971.880-1.890
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
cubic
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Clinochlore and Demantoid Optic Character

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

Similar to their colors, Clinochlore and Demantoid 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.