Radiolarite and Riebeckite Optical Properties

Radiolarite

Riebeckite

Add ⊕

1 Optical Properties

1.1 Luster

Not Available

Vitreous, Silky

1.2 Pleochroism

Not Available

X = blue

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Not Available

1.5 Refractive Index

Not Available1.680-1.698

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

monoclinic

1.8 Birefringence

Not Available0.005-0.008

0 0.296

1.9 Clarity

Not Available

Radiolarite and Riebeckite Optic Character

Radiolarite and Riebeckite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Radiolarite and Riebeckite 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 Radiolarite and Riebeckite 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 Brown Gemstones

Radiolarite Vs Phlogopite

Radiolarite Vs Prismatine

Radiolarite Vs Pyrrhotite

Radiolarite and Riebeckite Transparency

Similar to their colors, Radiolarite and Riebeckite 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, Radiolarite is Not Available while Radiolarite is Not Available in appearance.