Chlorapatite and Vlasovite Optical Properties

Chlorapatite

Vlasovite

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1 Optical Properties

1.1 Luster

Not Available

Greasy, Vitreous, Pearly

1.2 Pleochroism

Weak to moderate; in pale colors.Anthony et al

(x): colorless. (y): colorless. (z): colorless.

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent

Not Available

1.5 Refractive Index

1.665-1.6671.607

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

monoclinic

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

Transparent

Not Available

Chlorapatite and Vlasovite Optic Character

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

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Chlorapatite and Vlasovite Transparency

Similar to their colors, Chlorapatite and Vlasovite 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, Chlorapatite is Transparent while Chlorapatite is Transparent in appearance.