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Gemmology

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Pregunta:

What is the name of this crystal system that has an identical pattern in three directions at 120 degrees to eachother, and one different pattern in a fourth direction at 90 degrees to the previous axes in a direction of six-fold symmetry?

Autor: Emma Begent-Cove

What is the name of this crystal system that has an identical pattern in three directions at 120 degrees to eachother, and one different pattern in a fourth direction at 90 degrees to the previous axes in a direction of six-fold symmetry?



Respuesta:

Hexagonal


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