Geological Society of America

8:15 AM

APPROACHES TO UNDERSTANDING THE EFFECTS OF ACID MINE DRAINAGE ON GROUND-WATER SYSTEMS

Suzanne S. Paschke, U.S. Geol Survey, Denver, CO

45960 (Technical Sessions)

8:35 AM

HYDROGEOLOGY OF THE BOULDER RIVER WATERSHED STUDY AREA, MONTANA, AND EXAMINATION OF REGIONAL GROUND-WATER FLOW USING INTERPRETED FRACTURE MAPPING FROM REMOTE SENSING DATA

Robert R. McDougal, U.S. Geol Survey, Denver, CO and Michael R. Cannon, U.S. Geol Survey, Helena, MT and Bruce D. Smith, U.S. Geol Survey, Denver, CO and David A. Ruppert, U.S. Forest Service, Butte, MT

40302 (Technical Sessions)

8:50 AM

SURFICIAL GEOLOGIC MAPPING AND SEDIMENT GEOCHEMISTRY USED TO DOCUMENT PRE- AND POST-MINING CONDITIONS, ANIMAS RIVER VALLEY, COLORADO

Robert W. Blair, Silverton, CO and Douglas B. Yager, U.S. Geol Survey, Denver, CO and Stanley E. Church, U.S. Geol Survey, Denver, CO

44404 (Technical Sessions)

9:05 AM

FERRICRETE DEPOSITS-NATURAL ANALOGS OF ACID MINE-DRAINAGE PROCESSES, UPPER ANIMAS RIVER WATERSHED, COLO

Laurie Wirt, U.S. Geol Survey, Denver, CO and Stanley E. Church, U.S. Geol Survey, Denver, CO and Douglas B. Yager, U.S. Geol Survey, Denver, CO and Dana J. Bove, U.S. Geol Survey, Denver, CO

45008 (Technical Sessions)

9:20 AM

MICROSTRUCTURAL AND MINERALOGIC CONTROLS ON THE RELEASE OF TRACE ELEMENTS AND ACID; SOLID-PHASE ANALYSES OF MINE WASTES FROM HUMIDITY CELL TESTS

S.F. Diehl, U.S. Geological Survey, Denver, CO and K.S. Smith, U.S. Geol Survey, Denver, CO and G.A. Desborough, U.S. Geological Survey, Denver, CO and W.W. White, Bureau of Land Mgnt, Salt Lake City, UT and K.A. Lapakko, Minnesota Department of Nat Rscs, Hibbing, MN

43200 (Technical Sessions)

9:50 AM

THE DUBLIN PORT TUNNEL - WATER IN THE HOLE ?

Tyrone O. Rooney, Penn State, University Park, PA and Richard R. Parizek, Penn State, University Park, PA

41285 (Technical Sessions)

10:05 AM

THE QUESTA BASELINE AND PRE-MINING GROUND-WATER QUALITY INVESTIGATION: PRELIMINARY DATA

D. Kirk Nordstrom, U.S. Geol Survey, Boulder, CO and Philip L. Verplanck, U.S. Geol Survey, Boulder, CO and Cheryl A. Naus, U.S. Geol Survey, Albuquerque, NM and R. Blaine McCleskey, Boulder, CO

45945 (Technical Sessions)

10:20 AM

IDENTIFICATION OF DEWATERING TARGETS FOR GRASBERG PIT USING HYDROGEOCHEMICAL FINGERPRINT APPROACH

Yuni Rusdinar, Freeport Indonesia, Papua, N/A and Guritno Prasetyo, Freeport Indonesia, Papua, N/A and Houmao Liu, Hydrologic Consultants, Inc. of Colorado Lakewood, CO, Lakewood, CO and Vladimir Ugorets, Hydrologic Consultants, Inc. of Colorado Lakewood, CO, Lakewood, CO

43653 (Technical Sessions)

10:35 AM

IMPACT OF MINE DRAINAGE ON A LAKE FROM AN ABANDONED TAILINGS IMPOUNDMENT

Michael C. Moncur, Univ of Waterloo, Waterloo, ON and Carol J. Ptacek, Environ Canada, Burlington, ON and David W. Blowes, Univ of Waterloo, Waterloo, ON and John L. Jambor, Univ of British Columbia, Vancouver, BC and Masaki Hayashi, Univ of Calgary, Calgary, AB

44534 (Technical Sessions)

10:50 AM

HYDROGEOCHEMICAL CONTROLS ON ARSENIC DISCHARGE TO A HEADWATER STREAM NEAR AN ABANDONED ARSENOPYRITE MINE

Madeline Schreiber, Virginia Tech, Blacksburg, VA and H. Maurice Valett, Virginia Tech, Blacksburg, VA and Jake Chaffin, Virginia Tech, Blacksburg, VA

41567 (Technical Sessions)

11:05 AM

INVERSE GEOCHEMICAL MODELING OF PIT LAKE EVOLUTION IN A HIGH-ARSENIC, ALKALINE PIT LAKE

Kaye S. Savage, Vanderbilt Univ, Nashville, TN and Dennis K. Bird, Stanford University, Stanford, CA

45633 (Technical Sessions)

11:20 AM

WHAT THE HECK IS HAPPENING TO MINE POOL WATER AT LEADVILLE?

Michael Holmes, U.S.EPA Region VIII, Denver, CO and Gareth J. Davies, Cambrian Ground Water Co, Oak Ridge, TN and Michael Wireman, U.S. EPA Region VIII, Denver, CO and Karmen King, Nat Rscs Mgnt Institute, Leadville, CO and Jord N. Gertson, Nat Resource Mgnt Institute, Leadville, CO and Jenelle M. Stefanic, U.S. Bureau of Reclamation, Leadville, CO

46517 (Technical Sessions)

T17 Groundwater and Hardrock Mining

Presentations