Richard M. Friedman

Overview

Best Publications

• High-precision isotopic characterization of USGS reference materials by TIMS and MC-ICP-MS

  Dominique Weis;Bruno Kieffer;Claude Maerschalk;Jane Barling

  1132
  Citations

• U-Th-Pb geochronology of the Coast Mountains batholith in north-coastal British Columbia: Constraints on age and tectonic evolution

  G. Gehrels;M. Rusmore;G. Woodsworth;M. Crawford

  358
  Citations

• PRECISE AGE OF THE PLATINIFEROUS MERENSKY REEF, BUSHVELD COMPLEX, SOUTH AFRICA, BY THE U-Pb ZIRCON CHEMICAL ABRASION ID-TIMS TECHNIQUE

  James S. Scoates;Richard M. Friedman

  308
  Citations

• Cenozoic to Recent plate configurations in the Pacific Basin: Ridge subduction and slab window magmatism in western North America

  J.K. Madsen;D.J. Thorkelson;R.M. Friedman;D.D. Marshall

  257
  Citations

• Geologic history of Siletzia, a large igneous province in the Oregon and Washington Coast Range: Correlation to the geomagnetic polarity time scale and implications for a long-lived Yellowstone hotspot

  Ray Wells;David Bukry;Richard Friedman;Douglas Pyle

  219
  Citations

• Timing the end-Triassic mass extinction: First on land, then in the sea?

  József Pálfy;James K. Mortensen;Elizabeth S. Carter;Paul L. Smith

  204
  Citations

• U-Pb (zircon) and geochemical constraints on the age, origin, and evolution of Paleozoic arc magmas in the Oyu Tolgoi porphyry Cu-Au district, southern Mongolia

  Alan J. Wainwright;Richard M. Tosdal;Joseph L. Wooden;Frank K. Mazdab

  159
  Citations

• Magmatic relationships and ages between adakites, magnesian andesites and Nb-enriched basalt-andesites from Hispaniola: Record of a major change in the Caribbean island arc magma sources

  J. Escuder Viruete;F. Contreras;G. Stein;P. Urien

  151
  Citations

• Evidence for rapid weathering response to climatic warming during the Toarcian Oceanic Anoxic Event.

  Theodore R. Them;Theodore R. Them;Benjamin C. Gill;David Selby;Darren R. Gröcke

  145
  Citations

• The Stillwater Complex: Integrating Zircon Geochronological and Geochemical Constraints on the Age, Emplacement History and Crystallization of a Large, Open-System Layered Intrusion

  Corey J. Wall;Corey J. Wall;James S. Scoates;Dominique Weis;Richard M. Friedman

  139
  Citations

• Evidence for protracted High Arctic large igneous province magmatism in the central Sverdrup Basin from stratigraphy, geochronology, and paleodepths of saucer-shaped sills

  Carol A. Evenchick;William J. Davis;Jean H. Bédard;Nathan Hayward

  118
  Citations

• The Coast Belt Thrust System: Evidence of Late Cretaceous shortening in southwest British Columbia

  Unknown

  116
  Citations

• Magmatic relationships and ages of Caribbean Island arc tholeiites, boninites and related felsic rocks, Dominican Republic

  J. Escuder Viruete;A. Díaz de Neira;P.P. Hernáiz Huerta;J. Monthel

  115
  Citations

• Age and Paleotectonic Setting of Volcanogenic Massive Sulfide Deposits in the Guerrero Terrane of Central Mexico: Constraints from U-Pb Age and Pb Isotope Studies

  James K. Mortensen;Brian V. Hall;Thomas Bissig;Richard M. Friedman

  114
  Citations

• Archean zircons in Cretaceous strata of the western Canadian Cordillera: The “Baja B.C.” hypothesis fails a “crucial test”

  J. Brian Mahoney;Peter S. Mustard;James W. Haggart;Richard M. Friedman

  105
  Citations

• Reduced granitic magmas in an arc setting: The Catface porphyry Cu–Mo deposit of the Paleogene Cascade Arc

  C.M. Smith;D. Canil;S.M. Rowins;R. Friedman

  89
  Citations

• Magmatism in the southeastern Anatolian orogenic belt: transition from arc to post-collisional setting in an evolving orogen

  Ilkay Kuscu;Ilkay Kuscu;Gonca Gencalioglu Kuscu;Gonca Gencalioglu Kuscu;Richard M. Tosdal;Thomas D. Ulrich

  87
  Citations

• Coherent French Range blueschist: Subduction to exhumation in <2.5 m.y.?

  M.G. Mihalynuk;P. Erdmer;E.D. Ghent;F. Cordey

  77
  Citations

• In situ location and U-Pb dating of small zircon grains in igneous rocks using laser ablation–inductively coupled plasma–quadrupole mass spectrometry

  Patrick J. Sack;Ron F. Berry;Sebastien Meffre;Trevor J. Falloon

  76
  Citations

• Crustal evolution along a seismic section across the Grenville Province (western Quebec)

  J. Martignole;A.J. Calvert;R. Friedman;P. Reynolds

  73
  Citations

• Caribbean island-arc rifting and back-arc basin development in the Late Cretaceous: Geochemical, isotopic and geochronological evidence from Central Hispaniola

  J. Escuder Viruete;M. Joubert;P. Urien;R. Friedman

  72
  Citations

• Dating the Bushveld Complex: Timing of Crystallization, Duration of Magmatism, and Cooling of the World's Largest Layered Intrusion and Related Rocks

  James S. Scoates;Corey J. Wall;Corey J. Wall;Richard M. Friedman;Dominique Weis

  67
  Citations