40Ar/39Ar Evidence for Middle Proterozoic (1300-1500 Ma) Slow Cooling of the Southern Black Hills, South Dakota, Midcontinent, North America: Implications for Early Proterozoic P-T Evolution and Posttectonic Magmatism
Tectonics - United States
doi 10.1029/97tc01629
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Date
August 1, 1997
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American Geophysical Union (AGU)