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Activity

2024

• MINERAL DEPOSITS OF THE 1.1 GA MIDCONTINENT RIFT SYSTEM
  T126 Ore Genesis in Extensional Tectonic Environments
  Monday, 23 September 2024

  1:30 PM - 5:30 PM

  207C

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2020

• EVIDENCE FOR A CONCEALED MIDCONTINENT RIFT-RELATED NORTHEAST IOWA INTRUSIVE COMPLEX
  T132 Assembling Laurentia: Mesoproterozoic to Early Neoproterozoic Tectonic Evolution of Laurentia and Its Role within the Supercontinent Rodinia I
  Wednesday, 28 October 2020

  1:30 PM - 5:30 PM

  Meeting Rooms
• GEOPHYSICAL INSIGHTS INTO A PALEOPROTEROZOIC WILSON CYCLE ALONG THE SOUTHERN MARGIN OF THE SUPERIOR PROVINCE, CENTRAL UPPER PENINSULA, MICHIGAN
  T97 Assembling Laurentia: Turning Points in Paleoproterozoic Tectonic Evolution II
  Tuesday, 27 October 2020

  5:30 PM - 8:00 PM

  Meeting Rooms
• AGE AND SIGNIFICANCE OF DEFORMED POST-PENOKEAN MAFIC DIKES FOR GROWTH AND OVERPRINTING OF PROTEROZOIC PROVINCES IN CENTRAL WISCONSIN, SOUTHERN LAKE SUPERIOR REGION
  2 Insights into Processes of Proterozoic Crustal Growth, Modification, and Stabilization in the North-Central U.S. Continental Interior
  Monday, 18 May 2020

  8:00 AM - 12:00 PM

  French River Room 1
• 40AR/39AR K-FELDSPAR THERMOCHRONOLOGY RESULTS FROM THE SOUTHERN LAKE SUPERIOR REGION: REHEATING AND STABILIZATION OF PROTEROZOIC LITHOSPHERE RELATED TO LATE PROTEROZOIC MAGMATIC UNDERPLATING
  2 Insights into Processes of Proterozoic Crustal Growth, Modification, and Stabilization in the North-Central U.S. Continental Interior
  Monday, 18 May 2020

  8:00 AM - 12:00 PM

  French River Room 1

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2018

• THE MANCHESTER AND VINTON PLUTONS: KEY COMPONENTS OF A MIDCONTINENT RIFT-RELATED INTRUSIVE COMPLEX IN THE IOWA BASEMENT?
  T68 Evolution of the Midcontinent Rift: A Window into Proterozoic Environments, a Repository of Minerals, and a Lesson in Rifting II
  Sunday, 4 November 2018

  1:30 PM - 5:30 PM

  Room 242
• DIVERSE FEEDER SOURCES FOR THE PORTAGE LAKE VOLCANICS, MIDCONTINENT RIFT SYSTEM
  T16 Evolution of the Midcontinent Rift: A Window into Proterozoic Environments, a Repository of Minerals, and a Lesson in Rifting I
  Sunday, 4 November 2018

  8:00 AM - 12:00 PM

  Room 242
• MINERAL DEPOSITS OF THE MIDCONTINENT RIFT SYSTEM - A NEW TIME/SPACE CLASSIFICATION
  T68 Evolution of the Midcontinent Rift: A Window into Proterozoic Environments, a Repository of Minerals, and a Lesson in Rifting II
  Sunday, 4 November 2018

  1:30 PM - 5:30 PM

  Room 242

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2016

• ALMOST AN OCEAN–THE EVOLUTION OF THE 1.1 GA MIDCONTINENT RIFT
  T7 Precambrian Evolution and Mineral Resources of the Midcontinent Rift Region I: In Honor of William J. Hinze
  Sunday, 25 September 2016

  8:00 AM - 12:00 PM

  Room 407
• THE NORTHEAST IOWA INTRUSIVE COMPLEX: A MAJOR UNWRITTEN CHAPTER IN THE STORY OF THE MIDCONTINENT RIFT SYSTEM?
  T37 Precambrian Evolution and Mineral Resources of the Midcontinent Rift Region II: In Honor of William J. Hinze
  Sunday, 25 September 2016

  1:30 PM - 5:30 PM

  Room 407
• METALLOGENY OF THE 1.1 GA MIDCONTINENT RIFT
  T37 Precambrian Evolution and Mineral Resources of the Midcontinent Rift Region II: In Honor of William J. Hinze
  Sunday, 25 September 2016

  1:30 PM - 5:30 PM

  Room 407

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2014

• DISTINCTIVE GEOPHYSICAL ANOMALIES OVER NORTHEAST IOWA: WHAT DO THEY REPRESENT FOR PROTEROZOIC MAGMATISM AND MINERAL RESOURCES?
  9 The Midcontinent Rift System and Beyond: New Developments in Central North American Precambrian Geology
  Thursday, 24 April 2014

  2:40 PM - 5:05 PM

  Arbor 1

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2013

• HIGH-RESOLUTION, MULTI-METHOD GEOPHYSICAL IMAGING OF A PORTION OF THE NORTHEAST IOWA INTRUSIVE COMPLEX
  379 Geophysics/Tectonophysics/Seismology
  Wednesday, 30 October 2013

  1:00 PM - 5:00 PM

  Room 304

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2011

• GEOCHEMICAL EVOLUTION OF 1.1 GA MIDCONTINENT RIFT MAGMATISM
  T87 Geology and Mineral Deposits of the Midcontinent Rift I
  Monday, 10 October 2011

  8:00 AM - 12:00 PM

  Room 101H-J
• THE 1.1 GA MIDCONTINENT RIFT IN THE LAKE SUPERIOR REGION
  T87 Geology and Mineral Deposits of the Midcontinent Rift I
  Monday, 10 October 2011

  8:00 AM - 12:00 PM

  Room 101H-J

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2010

• ACCRETIONARY LAPILLI IN THE SUDBURY IMPACT LAYER, LAKE SUPERIOR REGION, U.S. AND CANADA
  T69 Impact Cratering: From the Lab to the Field; from the Earth to the Planets
  Sunday, 31 October 2010

  1:30 PM - 5:30 PM

  Mile High Ballroom Prefunction

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2009

• SEISMIC DEFORMATION OF PALEOPROTEROZOIC AND ARCHEAN ROCKS IN NORTHERN MICHIGAN CAUSED BY THE 1850 MA SUDBURY IMPACT
  T207 Impact Cratering from the Microscopic to the Planetary Scale I
  Tuesday, 20 October 2009

  1:30 PM - 5:30 PM

  A106
• VOLCANOGENIC MASSIVE SULFIDE DEPOSITS: TOWARD A NEW OCCURRENCE MODEL
  T204 Magmas and Volatiles: Linking Granites, Volcanoes, Geothermal Systems, and Mineral Deposits II
  Tuesday, 20 October 2009

  1:30 PM - 5:30 PM

  E143/144
• HIGH-MgO MAGMA COMPOSITIONS AS INDICATORS OF PLUME HEAD DECOMPRESSION IN THE 1.1 GA MIDCONTINENT RIFT SYSTEM
  T138 Large Igneous Provinces (LIPs) through Geologic Time
  Monday, 19 October 2009

  1:30 PM - 5:30 PM

  Portland Ballroom 252

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2008

• Synchronous Deposition of Paleoproterozoic Superior-Type Banded Iron-Formations and Volcanogenic Massive Sulfides In the Lake Superior Region: Implications for the Tectonic Evolution of the Penokean Orogen
  256 Economic Geology
  Tuesday, 7 October 2008

  1:30 PM - 5:30 PM

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2007

• GROWTH AND EVOLUTION OF ARCHEAN AND PROTEROZOIC LITHOSPHERE IN MIDDLE LAURENTIA
  T229 A Synoptic Crustal Section from the Cascadia Margin to the Southern Appalachians: Focusing EarthScope Research on Crustal Domains, their Boundaries, and Fundamental Processes of the U.S. Continent
  Wednesday, 31 October 2007

  1:30 PM - 5:30 PM
• THE PENOKEAN OROGENY IN THE LAKE SUPERIOR REGION
  43 Geologic Framework of the U.S. Continental Interior
  Friday, 13 April 2007

  1:20 PM - 5:00 PM
• MAGMA SOURCE CHARACTERISTICS OF CAMBRIAN VOLCANIC ROCKS IN THE ELLSWORTH TERRANE, PENOBSCOT BAY AREA, MAINE
  45 Isotopic and Other Indicators of Sediment Provenance and Basement Character
  Wednesday, 14 March 2007

  8:40 AM - 12:00 PM

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2005

• AGE CONSTRAINTS ON THE PALEOPROTEROZOIC PEMBINE OPHIOLITE-ISLAND ARC COMPLEX AND IMPLICATIONS FOR THE EVOLUTION OF THE PENOKEAN OROGEN
  2 Continental Tectonics of Shield Regions
  Thursday, 19 May 2005

  8:25 AM - 11:50 PM
• GEOLOGY OF PRECAMBRIAN BASEMENT ROCKS IN IOWA AND THE SOUTHERN PARTS OF WISCONSIN AND MINNESOTA
  21 Continental Tectonics of Shield Regions (Posters)
  Thursday, 19 May 2005

  1:20 PM - 5:20 PM

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2003

• GEOCHEMISTRY OF THE CAMBRIAN ELLSWORTH SCHIST AND CASTINE VOLCANICS, PENOBSCOT BAY AREA, MAINE: IMPLICATIONS FOR PALEOTECTONIC SETTING
  29 Paleozoic Arcs in the Northern Appalachian Orogen and Their Accretionary History: 2nd Annual NETectonics Session II
  Friday, 28 March 2003

  1:40 PM - 5:00 PM

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2001

• TRANSITIONAL EPITHERMAL-TO-TYPICAL VOLCANOGENIC MASSIVE SULFIDE DEPOSITS IN THE EARLY PROTEROZOIC PENOKEAN OROGEN, NORTHERN WISCONSIN
  76 Economic Geology II: Reserve/Resource Classification; MVT, VMS, SEDEX, and Layered Intrusions
  Tuesday, 6 November 2001

  2:00 PM - 5:30 PM