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16.44: Kornerupine

Última actualización

30 oct 2022
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- 16.43: Jeremejevitar
- 16.45: Cianita

gemology
Gemology Project

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Kornerupine
Composición química	Borosilicato complejo
Sistema de cristal	Ortorrómbico
Hábito	Prismático
Escote	Prismático
Fractura	Concoidal
Dureza	6.5
Naturaleza óptica	Biaxial -
Índice de refracción	1.67 -1.68
Birrefringencia	0.013
Dispersión	Bajo, 0.019
Gravedad específica	3.28 - 3.35
Lustre	Vítreo
Pleocroísmo	Distintos (verde, amarillo, marrón)

Figura $\PageIndex{1}$ : Kornerupine facetado
Foto cortesía de The Gem Trader

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