Kainite and Jet Optical Properties

Kainite

Jet

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1 Optical Properties

1.1 Luster

Vitreous

Waxy

1.2 Pleochroism

Visible: X = violet

AbsentWalter Schumann

1.3 Dispersion

NANone

0.007 1

1.4 Transparency

Not Available

Gemmological Tables (2004) More from other references

1.5 Refractive Index

1.4941.640-1.680

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

Amorphous

1.8 Birefringence

0.022Not Available

0 0.296

1.9 Clarity

Not Available

Gemmological Tables (2004) More from other references

Kainite and Jet Optic Character

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

Similar to their colors, Kainite and Jet 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, Kainite is Not Available while Kainite is Not Available in appearance.