Evidence from 40Ar/39Ar ages of individual hornblende grains for varying Laurentide sources of iceberg discharges 22, 000 to 10, 500 yr B.P

Quaternary Research

Volumn 54, Issue 3, 2000, Pages 372-383

  Hemming, Sidney R ^a   Bond, Gerard C ^a   Broecker, Wallace S ^a   Sharp, Warren D ^b   Klas Mendelson, Mieczyslawa ^a  

^a Department of Earth and Environmental Sciences   (United States)

^b BERKELEY GEOCHRONOLOGY CENTER   (United States)

Author keywords

Heinrich layers; Ice rafted detritus; Laurentide ice sheet; Provenance

Indexed keywords

HEINRICH EVENT; HORNBLENDE; ICE-RAFTED DEBRIS; LAURENTIDE ICE SHEET; PROVENANCE; QUATERNARY;

(NORTH); ATLANTIC OCEAN;

EID: 0034581937     PISSN: 00335894     EISSN: None     Source Type: Journal    
DOI: 10.1006/qres.2000.2181     Document Type: Article

References (53)

1. Shingled quaternary debris flow lenses on the North-East Newfoundland slope
2. Abrupt changes (Heinrich events) in late quaternary North Atlantic marine environments: A history and review of data and concepts
3. Detrital carbonate-rich sediments, Northwestern Labrador Sea: Implications for ice-sheet dynamics and iceberg rafting (Heinrich) events in the North Atlantic
4. A Heinrich-like event, H-O (DC-O): Source(s) for detrital carbonate in the North Atlantic during the Younger Diyas chronozone
5. Late quaternary iceberg-rafted detritus events on the Denmark Strait-Southeast Greenland continental slope (Ο65°N): Related to North Atlantic Heinrich events?
6. Abrupt deglaciation events and Holocene palaeoceanography from high-resolution cores. Cartwright Saddle, Labrador shelf, Canada
7. Constraints on the Laurentide ice stream dynamics from sediment provenance studies in Hudson Strait and the Labrador Sea
8. Iceberg discharges into the North Atlantic on millenial time scales during the last glaciation
9. Evidence for massive discharges of icebergs into the North Atlantic ocean during the last glacial period
10. Correlation between climate records from North Atlantic sediments and Greenland ice
11. The North Atlantic's 1-2 kyr climate rhythm: Relation to Heinrich Events, Dansgaard/Oeschger cycles and the little ice age
12. Massive iceberg discharges as triggers for global climate change
13. Origin of the Northern Atlantic's Heinrich events
14. Heinrich events: Triggers of ocean circulation change?
15. −39Ar and fission track dating methods
16. Changes in sea surface hydrology associated with Heinrich event 4 in the North Atlantic Ocean between 40° and 60°N
17. The Western Grand Banks of Newfoundland: Transgressive Holocene sedimentation under the combined influence of waves and currents
18. Iceberg production, debris rafting, and the extent and thickness of Heinrich layers (h-1, H-2) in North Atlantic sediments
19. Late Wisconsinan and Holocene retreat of the Laurentide ice sheet
20. A reinterpretation of glacial and marine limits around the Northwestern Laruentide ice sheet
21. Millennial-scale iceberg discharges in the Irminger Basin during the last glacial period: Relationship with the Heinrich events and environmental settings
22. Petrogenesis of a midproterozoic anorthorsite-mangerite-charnockite-granite (AMCG) comples-isotopic and chemical evidence form the Nain Plutonic suite
23. Geological map of Greenland
24. Regional geological constraints to resource development-Grand Banks of Newfoundland
25. Quaternary geology of the Canadian shield
26. Quaternary geology of the ice-free areas and adjacent shelves of Greenland
27. Patterns of ice-rafted detritus in the glacial North Atlantic (40-55°N)
28. Tracking the sources of icebergs with lead isotopes: The provenance of ice-rafted debris in Heinrich layer 2
29. 39Ar ages for a Churchill province source of ice-rafted amphiboles in Heinrich layer 2
30. Origin and consequences of cyclic ice rafting in the Northeast Atlantic Ocean during the past 130, 000 years
31. −39Ar ages of ice-rafted hornblende, Pb isotopes in feldspar grains, and Nd-Sr-Pb isotopes in the fine sediment fraction
32. Asymmetrical turbid surface-plume deposition near ice-outlets of the Pleistocene Laurentide ice sheet in the Labrador Sea
33. Continental slope sedimentation adjacent to an ice margin III. The upper Labrador slope
34. A 10, 000 yr B.P. extensive ice shelf over Viscount Melville Sound, Arctic Canada
35. Precambrian geology and tectonic history of North America
36. Deep-sea sedimentary processes off Newfoundland: An overview
37. Late glacial stratigraphy and history of the Gulf of St. Lawrence, Canada
38. Deep circulation change linked to Heinrich event 1 and Younger Dryas in a mid depth North Atlantic core
39. Surface water temperature, salinity and density changes in the NE Atlantic during the last 45, 000 years: Heinrich events, deep water formation and climatic rebounds
40. Modeled glacial North Atlantic ice-rafted debris pattern and its sensitivity to various boundary conditions
41. Radiometrically determined sedimentary fluxes in the sub-polar North Atlantic during the last 140, 000 years
42. Numerical modeling of late glacial Laurentide advance of ice across Hudson Strait: Insights into terrestial and marine geology, mass balance, and calving flux
43. Seabed geology of the Canadian Eastern continental shelf
44. Dynamic and climatic history of the Greenland Ice Sheet
45. 40Ar in biotite and hornblende from the Norils'k 1 intrusion: Implications for the age of the Siberian traps
46. Magnetic susceptibility variations in upper Pleistocene deep-sea sediments of the NE Atlantic: Implications for ice rafting and palaeocirculation at the last glacial maximum
47. Late quaternary deposition of ice-rafted sand in the subpolar North Atlantic (lat 40° to 65°N)
48. −39Ar dating standard, MMhb-1
49. Deglaciation of Nova Scotia: Stratigraphy and chronology of lake sediment cores and buried organic sections
50. Wisconsinan glacial and sea-level history of Maritime Canada and the adjacent continental shelf: A correlation of land and sea events
51. Evidence for changes in the North Atlantic deep water linked to meltwater surges during the Heinrich events
52. Continental slope sedimentation adjacent to an ice-margin. II. Glaciomarine depositional facies on Labrador Slope and glacial cycles