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Volume 96, Number 2
February, 1985
GSA Bulletin Cover Image for Volume 96, Issue 2
ISSN: 0016-7606
EISSN: 1943-2674
K-Ar and 40Ar/39Ar dating of the hominid-bearing Pliocene-Pleistocene sequence at Koobi Fora, Lake Turkana, northern Kenya
IAN MCDOUGALL
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Dissolution and water-mass patterns in the Southeast Indian Ocean, Part I: Evidence from Recent to late Holocene foraminiferal assemblages
DOUGLAS F. WILLIAMS; NANCY HEALY-WILLIAMS; PAMELA LESCHAK
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Dissolution and water-mass patterns in the Southeast Indian Ocean, Part II: The Pleistocene record from Brunhes to Matuyama age sediments
DOUGLAS F. WILLIAMS; DAVID GRIBBLE; NANCY HEALY-WILLIAMS; PAMELA LESCHAK
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Sapping processes and the development of theater-headed valley networks on the Colorado Plateau
JULIE E. LAITY; MICHAEL C. MALIN
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Bed microtopography and entrainment thresholds in gravel-bed rivers
ANDREW C. BRAYSHAW
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Revised interpretation of the age of allochthonous rocks of the Uncompahgre Formation, Needle Mountains, Colorado
B. J. TEWKSBURY
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Structure and deformation history of the Bitlis suture near Lake Hazar, southeastern Turkey
MARK R. HEMPTON
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Sedimentological constraints on the origins of Precambrian iron-formations
BRUCE M. SIMONSON
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Simulation of changes in ground-water levels associated with strip mining
FRANKLIN W. SCHWARTZ; ALLAN S. CROWE
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Late Quaternary vegetation near Battle Ground Lake, southern Puget Trough, Washington
CATHY W. BARNOSKY
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Late Proterozoic and Devonian plutonic terrane within the Avalon zone of Rhode Island
O. DON HERMES; ROBERT E. ZARTMAN
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  • Online ISSN 1943-2674
  • ISSN 0016-7606
  • Copyright © 2025 Geological Society of America
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