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Nicolaysen, Kirsten P; Bowring, Samuel A; Frey, Frederick A; Weis, Dominique A M; Ingle, Stephanie; Pringle, Malcolm S; Coffin, Millard F (2001): (Table 1) U-Pb isotopic results of single-grain zircon and monazite analyses, ODP Hole 183-1137A, Elan Bank [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.723896, Supplement to: Nicolaysen, KP et al. (2001): Provenance of Proterozoic garnet-biotite gneiss recovered from Elan Bank, Kerguelen Plateau, southern Indian Ocean. Geology, 29(3), 235-238, https://doi.org/10.1130/0091-7613(2001)029%3C0235:POPGBG%3E2.0.CO;2

Always quote citation above when using data! You can download the citation in several formats below.

Published: 2001 (exact date unknown)DOI registered: 2009-08-06

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Abstract:
At Elan Bank of the Kerguelen Plateau in the southeast Indian Ocean, Leg 183 of the Ocean Drilling Program recovered clasts of garnet-biotite gneiss in a fluvial conglomerate intercalated with basalt flows. U-Pb and Pb-Pb dates of zircons and monazites in these clasts and an overlying sandstone range from 534 to 2547 Ma, which is much older than the surrounding Indian Ocean seafloor. These dates show that old continental crust resides in the shallow crust of the oceanic Kerguelen Plateau and that the breakup of Gondwana dispersed continental fragments into the nascent Indian Ocean lithosphere.
Other version:
U-Pb isotopic results of single-grain zircon and monazite analyses from ODP Hole 183-1137A, Elan Bank [dataset]. ftp://rock.geosociety.org/pub/reposit/2001/2001024.pdf
Project(s):
Coverage:
Latitude: -56.833050 * Longitude: 68.093450
Date/Time Start: 1998-12-31T21:00:00 * Date/Time End: 1999-01-06T16:40:00
Minimum DEPTH, sediment/rock: 288.990 m * Maximum DEPTH, sediment/rock: 305.265 m
Event(s):
183-1137A * Latitude: -56.833050 * Longitude: 68.093450 * Date/Time Start: 1998-12-31T21:00:00 * Date/Time End: 1999-01-06T16:40:00 * Elevation: -1004.5 m * Penetration: 371.2 m * Recovery: 219.38 m * Location: Indian Ocean * Campaign: Leg183 * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 46 cores; 371.2 m cored; 0 m drilled; 59.1 % recovery
Comment:
All fractions consisted of single crystals or fragments of crystals; z = zircon, m = monazite.
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
DEPTH, sediment/rockDepth sedmGeocode
Depth, top/minDepth topmNicolaysen, Kirsten P
Depth, bottom/maxDepth botmNicolaysen, Kirsten P
Sample code/labelSample labelNicolaysen, Kirsten PDSDP/ODP/IODP sample designation
Rock typeRockNicolaysen, Kirsten P
Sample code/label 2Sample label 2Nicolaysen, Kirsten Pz = zircon, m = monazite
MassMassmgNicolaysen, Kirsten PWeighed (scale)
UraniumUmg/kgNicolaysen, Kirsten P
Thorium/Uranium ratioTh/UNicolaysen, Kirsten P
10 LeadPbmg/kgNicolaysen, Kirsten P
11 Lead-206/Lead-204 ratio206Pb/204PbNicolaysen, Kirsten PMulticollector mass spectrometry
12 Lead-208/Lead-206 ratio208Pb/206PbNicolaysen, Kirsten PMulticollector mass spectrometry
13 Lead-206/Uranium-238 ratio206Pb/238UNicolaysen, Kirsten PMulticollector mass spectrometry
14 Error, relativeError r%Nicolaysen, Kirsten PCalculatedof 206Pb/238U
15 Lead-207/Uranium-235 ratio207Pb/235UNicolaysen, Kirsten PMulticollector mass spectrometry
16 Error, relativeError r%Nicolaysen, Kirsten PCalculatedof 207Pb/235U
17 Lead-207/Lead-206 ratio207Pb/206PbNicolaysen, Kirsten PMulticollector mass spectrometry
18 Error, relativeError r%Nicolaysen, Kirsten PCalculatedof 207Pb/206Pb
19 CoefficientCoeffNicolaysen, Kirsten PCalculatedof correlation
20 Age, datedAge datedkaNicolaysen, Kirsten PCalculatedfrom 206Pb/238U
21 Age, datedAge datedkaNicolaysen, Kirsten PCalculatedfrom 207Pb/235U
22 Age, datedAge datedkaNicolaysen, Kirsten PCalculatedfrom 207Pb/206Pb
23 Age, dated, standard deviationAge dated std dev±Nicolaysen, Kirsten PCalculatedfrom 207Pb/206Pb
24 PercentagePerc%Nicolaysen, Kirsten PCalculatedof discordance
Size:
345 data points

Data

Download dataset as tab-delimited text — use the following character encoding:


Depth sed [m]

Depth top [m]

Depth bot [m]

Sample label
(DSDP/ODP/IODP sample designation)

Rock

Sample label 2
(z = zircon, m = monazite)

Mass [mg]
(Weighed (scale))

U [mg/kg]

Th/U
10 
Pb [mg/kg]
11 
206Pb/204Pb
(Multicollector mass spectrometry)
12 
208Pb/206Pb
(Multicollector mass spectrometry)
13 
206Pb/238U
(Multicollector mass spectrometry)
14 
Error r [%]
(of 206Pb/238U, Calculated)
15 
207Pb/235U
(Multicollector mass spectrometry)
16 
Error r [%]
(of 207Pb/235U, Calculated)
17 
207Pb/206Pb
(Multicollector mass spectrometry)
18 
Error r [%]
(of 207Pb/206Pb, Calculated)
19 
Coeff
(of correlation, Calculated)
20 
Age dated [ka]
(from 206Pb/238U, Calculated)
21 
Age dated [ka]
(from 207Pb/235U, Calculated)
22 
Age dated [ka]
(from 207Pb/206Pb, Calculated)
23 
Age dated std dev [±]
(from 207Pb/206Pb, Calculated)
24 
Perc [%]
(of discordance, Calculated)
288.990288.97289.01183-1137A-33R-3,50-54volcanic lithic sandstonez10.0038840.213016490.0650.145270.071.40800.190.070290.170.47387440089230093690034007.1
288.990288.97289.01183-1137A-33R-3,50-54volcanic lithic sandstonez20.0015230.2604510.0550.107990.280.93480.480.062780.370.64766110067010070080078006.0
288.990288.97289.01183-1137A-33R-3,50-54volcanic lithic sandstonez30.00110090.026224330.0170.250080.085.82580.100.168960.050.86814389001950300254730080048.4
288.990288.97289.01183-1137A-33R-3,50-54volcanic lithic sandstonez40.0015140.03918480.0000.086110.230.69000.270.058110.150.83753250053280053390033000.3
299.530299.52299.54183-1137A-34R-4,118-120garnet-biotite gneissz10.00414130.3141134270.1090.098460.080.89150.090.065670.050.865605400647200795600100025.1
299.530299.52299.54183-1137A-34R-4,118-120garnet-biotite gneissz20.0104100.574111450.1240.175790.061.70510.080.070350.050.789104390010104009385003200-12.2
299.530299.52299.54183-1137A-34R-4,118-120garnet-biotite gneissz30.00110080.212851170.0630.130350.151.20320.180.066950.100.83578990080210083610021005.9
299.530299.52299.54183-1137A-34R-4,118-120garnet-biotite gneissm10.009197731.024671505110.3000.126960.101.16540.110.066570.050.90377050078450082440010006.9
299.530299.52299.54183-1137A-34R-4,118-120garnet-biotite gneissm20.001450423.036958987.8000.106040.080.91590.180.062640.150.53064970066020069620032007.0
299.530299.52299.54183-1137A-34R-4,118-120garnet-biotite gneissm30.001548718.03439101175.8000.105300.060.90080.080.062040.050.77064540065220067550011004.7
299.530299.52299.54183-1137A-34R-4,118-120garnet-biotite gneissm3b0.001495022.038971977.3000.103200.150.89080.790.062610.730.489633100646800694900156009.3
299.530299.52299.54183-1137A-34R-4,118-120garnet-biotite gneissm3d0.000492423.047221527.6000.120030.111.08060.900.065290.840.655730800743900783700175007.1
305.265305.23305.30183-1137A-35R-1,103-110sandy layer of conglomerate matrix1z1b0.0051750.72139000.2460.108190.170.94600.220.063420.140.78766220067600072220029008.7
305.265305.23305.30183-1137A-35R-1,103-110sandy layer of conglomerate matrix2z1b0.00711750.212183450.0740.104750.070.90030.090.062330.050.83164220065190068560010006.7
305.265305.23305.30183-1137A-35R-1,103-110sandy layer of conglomerate matrix2z2a0.010940.91418300.3120.126110.111.15360.160.066350.120.69676560077890081740025006.7