Rubellite and Chlorapatite Optical Properties

Rubellite

Chlorapatite

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1 Optical Properties

1.1 Luster

Not Available

1.2 Pleochroism

Strong: dark red pinkish-redHerve Nicolas Lazzarelli

Weak to moderate; in pale colors.Anthony et al

1.3 Dispersion

0.02NA

0.007 1

1.4 Transparency

Transparent, Translucent

Transparent

1.5 Refractive Index

1.614-1.6661.665-1.667

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

0.014-0.040Not Available

0 0.296

1.9 Clarity

Transparent

Rubellite and Chlorapatite Optic Character

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

Compare Blue Gemstones

Rubellite Vs Serendibite

Rubellite Vs Scorzalite

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Rubellite and Chlorapatite Transparency

Similar to their colors, Rubellite 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, Rubellite is Translucent and Transparent while Rubellite is Translucent and Transparent in appearance.