Sources of Hydrothermal Fluids Inferred from Oxygen and Carbon Isotope Composition of Calcite, Keweenaw Peninsula Native Copper District, Michigan, USA

The Mesoproterozoic North American Midcontinent Rift hosts the world’s largest accumulation of native copper in Michigan’s Keweenaw Peninsula. During a regional metamorphogenic-hydrothermal event, native copper was deposited along with spatially zoned main-stage minerals in a thermal high. This was...

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Bibliographic Details
Main Authors: Thomas J. Bodden, Theodore J. Bornhorst, Florence Bégué, Chad Deering
Format: Article
Language:English
Published: MDPI AG 2022-04-01
Series:Minerals
Subjects:
Online Access:https://www.mdpi.com/2075-163X/12/4/474