Riebeckite and Sarcopside Optical Properties

Riebeckite

Sarcopside

Add ⊕

1 Optical Properties

1.1 Luster

Vitreous, Silky

Waxy

1.2 Pleochroism

X = blue

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Not Available

TranslucentAnthony et al, Handbook of mineralogy (2001)

1.5 Refractive Index

1.680-1.6981.670-1.734

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

Not Available

1.8 Birefringence

0.005-0.008Not Available

0 0.296

1.9 Clarity

Not Available

TranslucentAnthony et al

Riebeckite and Sarcopside Optic Character

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

Riebeckite Vs Amber

Riebeckite Vs Paraiba

Riebeckite Vs Lehsunia

Riebeckite and Sarcopside Transparency

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