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Arfvedsonite
Arfvedsonite

Calcite
Calcite



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Arfvedsonite
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Calcite

Arfvedsonite and Calcite Optical Properties

Optical Properties

Luster

Vitreous
Vitreous, Pearly

Pleochroism

Strong: Blue-greens
-

Dispersion

0.020.15
0.005 1
👆🏻

Transparency

-
Transparent, Translucent

Refractive Index

1.652-1.6991.486-1.658
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
Trigonal

Birefringence

-99990.154-0.174
0 0.296
👆🏻

Clarity

-
Transparent

Arfvedsonite and Calcite Optic Character

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

Arfvedsonite and Calcite Transparency

Similar to their colors, Arfvedsonite and Calcite 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, Arfvedsonite is while Arfvedsonite is in appearance.