Yanagisawa, Masahisa; Takigami, Yutaka; Ozima, Minoru; Kaneoka, Ichiro (1980): 40Ar/39Ar ages of boulders drilled at DSDP Hole 57-439 [dataset publication series]. PANGAEA, https://doi.org/10.1594/PANGAEA.823070, Supplement to: Yanagisawa, M et al. (1980): 40Ar/39Ar ages of boulders drilled at Site 439, Leg 57, Deep Sea Drilling Project. In: Scientific Party, Initial Reports of the Deep Sea Drilling Project, 56/57 (eds.), Initial Reports of the Deep Sea Drilling Project (U.S. Govt. Printing Office), 56-57, 1281-1284, https://doi.org/10.2973/dsdp.proc.5657.160.1980
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Abstract:
The 40Ar/39Ar stepheating dating method was applied to parts of three boulders recovered at Site 439, DSDP Leg 57. All the samples gave a well-defined isochron. The isochron ages agree with each other within the experimental uncertainties and give a mean value of 21.4 ± 1.0 Ma.
Project(s):
Deep Sea Drilling Project (DSDP)
Coverage:
Latitude: 40.626800 * Longitude: 143.310500
Date/Time Start: 1977-11-03T00:00:00 * Date/Time End: 1977-11-03T00:00:00
Event(s):
57-439 * Latitude: 40.626800 * Longitude: 143.310500 * Date/Time: 1977-11-03T00:00:00 * Elevation: -1656.0 m * Penetration: 1157.5 m * Recovery: 160 m * Location: North Pacific/TRENCH * Campaign: Leg57 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 38 cores; 333.5 m cored; 0 m drilled; 48 % recovery
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
2 datasets
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Datasets listed in this publication series
- Yanagisawa, M; Takigami, Y; Ozima, M et al. (1980): (Table 1) Age analysis at DSDP Hole 57-439. https://doi.org/10.1594/PANGAEA.823068
- Yanagisawa, M; Takigami, Y; Ozima, M et al. (1980): (Table 2) Summary of ages at DSDP Hole 57-439. https://doi.org/10.1594/PANGAEA.823069