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Yanagisawa, Masahisa; Takigami, Yutaka; Ozima, Minoru; Kaneoka, Ichiro (1980): (Table 2) Summary of ages at DSDP Hole 57-439 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.823069, In 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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Project(s):
Coverage:
Latitude: 40.626800 * Longitude: 143.310500
Date/Time Start: 1977-11-03T00:00:00 * Date/Time End: 1977-11-03T00:00:00
Minimum Elevation: -1656.0 m * Maximum Elevation: -1656.0 m
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
Comment:
Empty cells = not defined. lambda = 5.543 x 10**-10 y**-1, lambda-e = 0.581 x 10**-10 y**-1, 40K/K = 0.0001167.
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
1Sample code/labelSample labelYanagisawa, MasahisaDSDP/ODP/IODP sample designation
2Age, datedAge datedkaYanagisawa, MasahisaAge, 40Ar/39Ar Argon-ArgonTotal fusion age = 1/lambda ln [1 + J(40Ar/39Ar)total], (40Ar/39Ar)total = SUM(n; i=1) fi(40Ar/39Ar)i
3Age, dated standard deviationAge dated std dev±Yanagisawa, MasahisaAge, 40Ar/39Ar Argon-ArgonTotal fusion age = 1/lambda ln [1 + J(40Ar/39Ar)total], (40Ar/39Ar)total = SUM(n; i=1) fi(40Ar/39Ar)i
4Age, datedAge datedkaYanagisawa, MasahisaAge, 40Ar/39Ar Argon-ArgonPlateau
5Age, dated standard deviationAge dated std dev±Yanagisawa, MasahisaAge, 40Ar/39Ar Argon-ArgonPlateau; # = calculated from the 600°, 700°, 900°, and 1000° C fractions
6Age, datedAge datedkaYanagisawa, MasahisaAge, York's method (York, 1969)Isochron
7Age, dated standard deviationAge dated std dev±Yanagisawa, MasahisaAge, York's method (York, 1969)Isochron
8Age, datedAge datedkaYanagisawa, MasahisaAge, 40Ar/39Ar Argon-ArgonSuggested geological
9Age, dated standard deviationAge dated std dev±Yanagisawa, MasahisaAge, 40Ar/39Ar Argon-ArgonSuggested geological
Size:
25 data points

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