Age and timing of the Permian mass extinctions: U/Pb dating of closed-system zircons

Science

Volumn 305, Issue 5691, 2004, Pages 1760-1763

  Mundil, Roland ^a   Ludwig, Kenneth R ^a   Metcalfe, Ian ^b   Renne, Paul R ^a,c  

^a BERKELEY GEOCHRONOLOGY CENTER   (United States)

^b UNIVERSITY OF NEW ENGLAND   (Australia)

^c UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ANNEALING; COAL ASH; CONTAMINATION; LEAD; ZIRCON;

LEAD LOSS; MASS EXTINCTION; XENOCRYSTS;

SOCIAL SCIENCES;

LEAD; ZIRCONIUM; SILICATE; URANIUM;

FLOOD BASALT; GEOCHRONOLOGY; MASS EXTINCTION; PERMIAN-TRIASSIC BOUNDARY; URANIUM-LEAD DATING; VOLCANISM; ZIRCON;

ARTICLE; CHINA; CHRONOLOGY; CONTAMINATION; ELIMINATION REACTION; GEOCHEMICAL ANALYSIS; PRIORITY JOURNAL; SEDIMENTATION; TRIASSIC; VOLCANO; ANIMAL; CHEMISTRY; FOSSIL; GEOLOGY; METHODOLOGY; POPULATION DENSITY; POPULATION DYNAMICS; SEDIMENT; TIME;

FRAXINUS;

ANIMALS; CHINA; FOSSILS; GEOLOGIC SEDIMENTS; GEOLOGY; LEAD; POPULATION DENSITY; POPULATION DYNAMICS; SILICATES; TIME; URANIUM; VOLCANIC ERUPTION; ZIRCONIUM;

EID: 4544260588     PISSN: 00368075     EISSN: None     Source Type: Journal    
DOI: 10.1126/science.1101012     Document Type: Article

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38. This study was supported by the NSF (EAR-0125799), the Australian Research Council., and the Ann and Gordon Getty Foundation. We thank J. Mattinson for generously sharing his ideas; B. Nicoll and Zhihao Wang for help and support in the field; M. Cover, A. DeHollan, and G. Johnson for lab assistance; and J. Feinberg for SEM imaging. This work is dedicated to the late Rudolf H. Steiger.