Friedelite and Transvaal Jade Optical Properties

Friedelite

Transvaal Jade

Add ⊕

1 Optical Properties

1.1 Luster

Not Available

1.2 Pleochroism

NilArthur Thomas

Not Available

1.3 Dispersion

NA0.03

0.007 1

1.4 Transparency

Translucent

Gemmological Tables (2004)

1.5 Refractive Index

1.627-1.663Not Available

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m

Not Available

1.8 Birefringence

0.032-0.035Not Available

0 0.296

1.9 Clarity

Translucent

TransparentUlrich Henn and Claudio C. Milisenda

Friedelite and Transvaal Jade Optic Character

Friedelite and Transvaal Jade optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Friedelite and Transvaal Jade 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 Friedelite and Transvaal Jade 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 Red Gemstones

Friedelite Vs Hydrogrossular

Friedelite Vs Hibonite

Friedelite Vs Imperial Topaz

Friedelite and Transvaal Jade Transparency

Similar to their colors, Friedelite and Transvaal Jade 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, Friedelite is Translucent while Friedelite is Translucent in appearance.