Garnet Mali and Dumortierite Optical Properties

Garnet Mali

Dumortierite

Add ⊕

1 Optical Properties

1.1 Luster

Not Available

Vitreous

1.2 Pleochroism

Not Available

Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue

1.3 Dispersion

NANone

0.007 1

1.4 Transparency

Not Available

Translucent, Translucent to opaque

1.5 Refractive Index

1.72-1.751.669-1.723

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Isometric

Orthorhombic

1.8 Birefringence

Not Available0.011-0.037

0 0.296

1.9 Clarity

Color grading system

Translucent

Garnet Mali and Dumortierite Optic Character

Garnet Mali and Dumortierite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Garnet Mali and Dumortierite 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 Garnet Mali and Dumortierite 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 Yellow Gemstones

Garnet Mali Vs Tourmaline Bi Color

Garnet Mali Vs Barite

Garnet Mali Vs Sunstone

Garnet Mali and Dumortierite Transparency

Similar to their colors, Garnet Mali and Dumortierite 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, Garnet Mali is Not Available while Garnet Mali is Not Available in appearance.