Pezzottaite and Ferro-axinite Axinite-Fe Optical Properties

Pezzottaite

Ferro-axinite Axinite-Fe

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

Moderate dichroic

Colorless

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent

1.5 Refractive Index

1.598-1.6201.674-1.693

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Hexagonal

Triclinic Pinacoidal H-M Symbol ( 1) Space Group: P1

1.8 Birefringence

0.008-0.011Not Available

0 0.296

1.9 Clarity

Transparent

Not Available

Pezzottaite and Ferro-axinite Axinite-Fe Optic Character

Pezzottaite and Ferro-axinite Axinite-Fe optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Pezzottaite and Ferro-axinite Axinite-Fe 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 Pezzottaite and Ferro-axinite Axinite-Fe 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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Pezzottaite and Ferro-axinite Axinite-Fe Transparency

Similar to their colors, Pezzottaite and Ferro-axinite Axinite-Fe 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, Pezzottaite is Transparent while Pezzottaite is Transparent in appearance.