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Kempton, Pamela D; Fitton, J Godfrey; Saunders, Andrew D; Nowell, G M; Taylor, R N; Hardarson, B S; Pearson, Grant (2000): (Appendix Table 1) Hf isotope ratios of basalts from the North Atlantic Igneous Province from several DSDP/ODP holes. PANGAEA,, In supplement to: Kempton, PD et al. (2000): The Iceland plume in space and time: a Sr-Nd-Pb-Hf study of the North Atlantic rifted margin. Earth and Planetary Science Letters, 177(3-4), 255-271,

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Related to:
Nowell, G M; Kempton, Pamela D; Noble, S R; Fitton, J Godfrey; Saunders, Andrew D; Mahoney, John J; Taylor, R N (1998): High precision Hf isotope measurements of MORB and OIB by thermal ionisation mass spectrometry: insights into the depleted mantle. Chemical Geology, 149(3-4), 211-233,
Median Latitude: 57.467379 * Median Longitude: -29.126429 * South-bound Latitude: 36.543200 * West-bound Longitude: -39.901900 * North-bound Latitude: 68.503000 * East-bound Longitude: -12.462000
Date/Time Start: 1974-09-09T00:00:00 * Date/Time End: 1995-10-01T13:00:00
Minimum Elevation: -4420.0 m * Maximum Elevation: -262.6 m
152-917A * Latitude: 63.491700 * Longitude: -39.827800 * Date/Time Start: 1993-10-10T02:00:00 * Date/Time End: 1993-10-26T00:59:00 * Elevation: -508.0 m * Penetration: 874.9 m * Recovery: 454.88 m * Location: Greenland Sea * Campaign: Leg152 * Basis: Joides Resolution * Device: Drilling/drill rig (DRILL) * Comment: 110 cores; 874.9 m cored; 0 m drilled; 52 % recovery
152-918D * Latitude: 63.092900 * Longitude: -38.638900 * Date/Time Start: 1993-10-28T21:30:00 * Date/Time End: 1993-11-12T16:50:00 * Elevation: -1868.0 m * Penetration: 1310.1 m * Recovery: 254.58 m * Location: Greenland Sea * Campaign: Leg152 * Basis: Joides Resolution * Device: Drilling/drill rig (DRILL) * Comment: 113 cores; 1012.8 m cored; 0 m drilled; 25.1 % recovery
163-988A * Latitude: 65.704200 * Longitude: -34.871000 * Date/Time Start: 1995-09-08T10:00:00 * Date/Time End: 1995-09-10T03:30:00 * Elevation: -262.6 m * Penetration: 32 m * Recovery: 9.59 m * Location: Greenland Sea * Campaign: Leg163 * Basis: Joides Resolution * Device: Drilling/drill rig (DRILL) * Comment: 5 cores; 32 m cored; 0 m drilled; 30 % recovery
Lu and Hf concentrations determined by ICP-MS at the Univ. of Durham, except for the samples from Goban Spur (Leg 80), which were determined by INAA at Leicester University. Ages of Leg 163 are from Tegner and Duncan (1999, doi:10.2973/
#NameShort NameUnitPrincipal InvestigatorMethodComment
1Event labelEvent
2Latitude of eventLatitude
3Longitude of eventLongitude
4Elevation of eventElevationm
5AGEAgeka BPGeocode
6Sample code/labelSample labelKempton, Pamela DODP sample designation
7Sample methodSample methodKempton, Pamela DHf isotope, a = previously presented in Nowell et al. (1998)
8LutetiumLumg/kgKempton, Pamela D
9HafniumHfmg/kgKempton, Pamela D
10Hafnium 176/Hafnium 177176Hf/177HfKempton, Pamela D
11ε-Hafniumε-HfKempton, Pamela D
12Δ ε-HafniumΔ ε-HfKempton, Pamela DCalculatedrelative to the mantle array regression (e-Nd = 1.33e-Nd+3.19)
13Δ NiobiumΔ NbKempton, Pamela DCalculated
351 data points

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