Vesuvianite Idocrase and Clinochlore Optical Properties

Vesuvianite Idocrase

Clinochlore

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1 Optical Properties

1.1 Luster

Not Available

Pearly, Greasy

1.2 Pleochroism

Not Available

Distinct: light yellow-green to light bluE

1.3 Dispersion

0.02NA

0.007 1

1.4 Transparency

Transparent

1.5 Refractive Index

1.700-1.7251.571-1.597

1 3.25

1.6 Optic Character

Uniaxial/-

Biaxial/+

1.7 Crystal System

Not Available

Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m

1.8 Birefringence

0.002-0.012Not Available

0 0.296

1.9 Clarity

Transparent

Vesuvianite Idocrase and Clinochlore Optic Character

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

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Vesuvianite Idocrase and Clinochlore Transparency

Similar to their colors, Vesuvianite Idocrase 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, Vesuvianite Idocrase is Transparent while Vesuvianite Idocrase is Transparent in appearance.