Robert B. Perkins
U.S. Geol Survey, Menlo Park, CA
Activity
2003
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HIGH ARSENIC ACCUMULATION IN IRON PHASES IN NEAR-SURFACE SEDIMENTS FROM EASTERN BANGLADESH
T12 Geochemical Modeling of Arsenic Speciation, Transformation, and Reactive Transport in GroundwaterSunday, 2 November 20038:00 AM - 12:00 PM
2002
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MINERAL AFFINITIES AND DISTRIBUTION OF SELENIUM IN PHOSPHATIC SHALES OF THE MEADE PEAK MEMBER OF THE PERMIAN PHOSPHORIA FORMATION
T138 Phosphates: Geochemical, Geobiological, and Materials Importance ITuesday, 29 October 20028:00 AM - 12:00 PM
2001
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THE MEADE PEAK MEMBER OF THE PHOSPHORIA FORMATION: TEMPORAL AND SPATIAL VARIATIONS IN SEDIMENT GEOCHEMISTRY
T15 Anoxia and Black Shale Deposition IMonday, 5 November 20018:00 AM - 12:00 PM
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SEAWATER CIRCULATION AND CHEMISTRY OF THE PERMIAN PHOSPHORIA SEA: SOUTHEAST IDAHO
T15 Anoxia and Black Shale Deposition IMonday, 5 November 20018:00 AM - 12:00 PM
Date Unknown
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TRACE ELEMENT ACCUMULATION MODELING OF THE PRIMARY PRODUCTIVITY, WATER-COLUMN CHEMISTRY, AND HYDROGRAPHY OF DEPOSITION OF THE MEADE PEAK MEMBER OF THE PHOSPHORIA FORMATION
T162 Revisiting the Biogeochemistry of Black Shales and Oxygen-Deficient Marine Environments (Posters)