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Ore genesis constraints on the Idaho cobalt belt from fluid inclusion gas, noble gas isotope, and ion ratio analyses

Gary P. Landis, Auteur ; Albert H. Hofstra, Auteur |

Dans Economic geology (Vol. 107 N° 6, Septembre/Octobre 2012)

The Idaho cobalt belt is a 60-km-long alignment of deposits composed of cobaltite, Co pyrite, chalcopyrite, and gold with anomalous Nb, Y, Be, and rare-earth elements (REEs) in a quartz-biotite-tourmaline gangue hosted in Mesoproterozoic metased[...]

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