Jasper and Hibschite Optical Properties

Jasper

Hibschite

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

AbsentWalter Schumann

Not Available

1.3 Dispersion

NoneNA

0.007 1

1.4 Transparency

Opaque

Semitransparent

1.5 Refractive Index

1.540Not Available

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Trigonal

Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: I a3d

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

OpaqueHerve Nicolas Lazzarelli

TranslucentAnthony et al

Jasper and Hibschite Optic Character

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

Similar to their colors, Jasper and Hibschite 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, Jasper is Opaque while Jasper is Opaque in appearance.