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Kunzite and Goethite Optical Properties


Goethite and Kunzite Optical Properties


Optical Properties

Luster
Vitreous   
Adamantine   

Pleochroism
Strong trichroism: colorless pink violetHerve Nicolas Lazzarelli   
VisibleArthur Thomas   

Dispersion
0.02   
22
Not Available   

Transparency
Transparent   
Gemstones (2009)   

Refractive Index
1.657-1.681   
2.26-2.398   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
Orthorhombic   

Birefringence
0.014-0.016   
0.138   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
Gemstones (2009)   

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Kunzite and Goethite Optic Character

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

Similar to their colors, Kunzite and Goethite 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, Kunzite is Transparent while Kunzite is Transparent in appearance.

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