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Gregory J. Walsh
Gregory J. Walsh
Research Geologist
在 usgs.gov 的电子邮件经过验证 - 首页
标题
引用次数
引用次数
年份
U–Pb zircon geochronology of the Paleoproterozoic Tagragra de Tata inlier and its Neoproterozoic cover, western Anti-Atlas, Morocco
GJ Walsh, JN Aleinikoff, F Benziane, A Yazidi, TR Armstrong
Precambrian Research 117 (1-2), 1-20, 2002
1732002
Neoproterozoic tectonic evolution of the jebel Saghro and Bou Azzer—El Graara inliers, eastern and central Anti-Atlas, Morocco
GJ Walsh, F Benziane, JN Aleinikoff, RW Harrison, A Yazidi, WC Burton, ...
Precambrian Research 216, 23-62, 2012
1672012
Neoproterozoic–Cambrian stratigraphic framework of the Anti-Atlas and Ouzellagh promontory (High Atlas), Morocco
JJ Álvaro, F Benziane, R Thomas, GJ Walsh, A Yazidi
Journal of African Earth Sciences 98, 19-33, 2014
822014
Factors related to well yield in the fractured-bedrock aquifer of New Hampshire
RB Moore, GE Schwarz, SF Clark, GJ Walsh, JR Degnan
US Geological Survey, 2002
682002
Geological evolution of the Antongil craton, NE Madagascar
DI Schofield, RJ Thomas, KM Goodenough, B De Waele, PEJ Pitfield, ...
Precambrian Research 182 (3), 187-203, 2010
672010
Shrimp U-Pb evidence for a Late Silurian age of metasedimentary rocks in the Merrimack and Putnam-Nashoba terranes, eastern New England
RP Wintsch, JN Aleinikoff, GJ Walsh, WA Bothner, AM Hussey, ...
American Journal of Science 307 (1), 119-167, 2007
602007
U-Pb zircon age of metafelsite from the Pinney Hollow Formation; implications for the development of the Vermont Appalachians
GJ Walsh, JN Aleinikoff
American Journal of Science 299 (2), 157-170, 1999
591999
Bedrock geologic map of Vermont
NM Ratcliffe, RS Stanley, MH Gale, PJ Thompson, GJ Walsh, DW Rankin, ...
Scientific Investigations Map, 2011
572011
Origin of the Lyme Dome and implications for the timing of multiple Alleghanian deformational and intrusive events in southern Connecticut
GJ Walsh, JN Aleinikoff, RP Wintsch
American Journal of Science 307 (1), 168-215, 2007
522007
Polyphase Neoproterozoic orogenesis within the East Africa–Antarctica orogenic belt in central and northern Madagascar
RM Key, PEJ Pitfield, RJ Thomas, KM Goodenough, B De Waele, ...
Geological Society, London, Special Publications 357 (1), 49-68, 2011
492011
Integrated multi-scale characterization of ground-water flow and chemical transport in fractured crystalline rock at the Mirror Lake Site, New Hampshire
AM Shapiro, PA Hsieh, WC Burton, GJ Walsh
GEOPHYSICAL MONOGRAPH-AMERICAN GEOPHYSICAL UNION 171, 201, 2007
472007
Silurian-Devonian age and tectonic setting of the Connecticut Valley-Gaspe trough in Vermont based on U-Pb SHRIMP analyses of detrital zircons
CK McWilliams, GJ Walsh, RP Wintsch
American Journal of Science 310 (5), 325-363, 2010
442010
SILURIAN-DEVONIAN AGE AND TECTONIC SETTING OF THE CONNECTICUT VALLEY-GASPÉ TROUGH IN VERMONT BASED ON U-Pb SHRIMP ANALYSES OF DETRITAL ZIRCONS
CK MCWILLLAMS, GJ WALSH, RP WINTSCH
American journal of science 310 (5), 325-363, 2010
442010
Identification of groundwater nitrate contamination from explosives used in road construction: isotopic, chemical, and hydrologic evidence
JR Degnan, JK Bohlke, K Pelham, DM Langlais, GJ Walsh
Environmental science & technology 50 (2), 593-603, 2016
422016
Flow path studies in forested watersheds of headwater tributaries of Brush Brook, Vermont
DS Ross, RJ Bartlett, FR Magdoff, GJ Walsh
Water Resources Research 30 (9), 2611-2618, 1994
371994
Provisional zircon and monazite uranium-lead geochronology for selected rocks from Vermont
JN Aleinikoff, NM Ratcliffe, GJ Walsh
US Department of the Interior, US Geological Survey, 2011
332011
Congenital anomalies of the portal venous system—CT appearances with embryological consideration
G Walsh, MP Williams
Clinical Radiology 49 (10), 771, 1994
331994
Reaction softening by dissolution–precipitation creep in a retrograde greenschist facies ductile shear zone, New Hampshire, USA
RJ McAleer, DL Bish, MJ Kunk, KR Sicard, PM Valley, GJ Walsh, ...
Journal of Metamorphic Geology 35 (1), 95-119, 2017
322017
U-Pb geochronology and evolution of Mesoproterozoic basement rocks, western Connecticut
GJ Walsh, JN Aleinikoff, CM Fanning
Geological Society of America Memoirs 197, 729-753, 2004
312004
Cover sequences at the northern margin of the Antongil Craton, NE Madagascar
W Bauer, GJ Walsh, B De Waele, RJ Thomas, MSA Horstwood, ...
Precambrian Research 189 (3-4), 292-312, 2011
302011
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