Crocoite and Chlorapatite Optical Properties

Crocoite

Chlorapatite

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1 Optical Properties

1.1 Luster

Adamantine

Not Available

1.2 Pleochroism

Distinctly trichroic

Weak to moderate; in pale colors.Anthony et al

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent

1.5 Refractive Index

2.31-2.661.665-1.667

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/n

Not Available

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

Transparent

Crocoite and Chlorapatite Optic Character

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

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