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Krissek, Lawrence A; Kyle, Philip R (2001): (Table 1) Major and trace elements of sediment core CRP-3 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.484982, Supplement to: Krissek, LA; Kyle, PR (2001): Geochemical indicators of weathering, Cenozoic palaeoclimates and provenance in fine-grained sediments from CRP-3, Victoria Land Basin, Antarctica. Terra Antartica, 8(4), 561-568, hdl:10013/epic.28220.d001

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Abstract:
The CRP-3 core, drilled in western McMurdo Sound in October and November 1999, penetrated 823 m of lower Oligocene (to possibly upper Eocene) glacially influenced sediments. The palaeoclimatic record of CRP-3 is examined using major element analyses of bulk core samples of fine grained sediments (mudstones and siltstones) and the Chemical Index of Alteration (CIA) of Nesbitt & Young (1982, doi:10.1038/299715a0). The CIA is calculated from the molar abundances of Al, K, Ca, and Na oxides, and its magnitude increases as the effects of chemical weathering increase. However, changes in sediment provenance can also affect the CIA, so provenance changes have been evaluated by examining the Al2O3/TiO2 ratios and the Sr and Nb contents of the CRP-3 mudstones.
Relatively low Nb contents (<20 ppm) and relatively high Al2O3/TiO2 ratios (generally >15) indicate that little or no McMurdo Volcanic Group detritus was incorporated in these sediments. Instead, these sediments appear to be mixtures of Beacon Supergroup, Ferrar Dolerite, and basement (Granite Harbour Intrusives) components; increased Sr contents suggest that the importance of basement-derived material is greatest above ~200 metres below seafloor (mbsf), whereas Beacon Supergroup and/or Ferrar Dolerite components dominate below that level.
Below ~400 mbsf, the CIA profile is irregular and shows no correlation to the Al2O3/TiO2 record; as a result, the effects of weathering and provenance controls have not yet been interpreted for this part of the CIA profile. Above ~400 mbsf, however, four "cycles" of CIA increase/decrease (each spanning 50-100 m of stratigraphic thickness) are superimposed on a general decrease in CIA values upcore, and Al2O3/TiO2 ratios exhibit a matching pattern of "cycles". This correlation indicates that short-term provenance changes occurred during deposition of the upper half of CRP-3, and affected its CIA record. However, the Al2O3/TiO2 profile does not show any long-term trend above ~400 mbsf, so that the general decrease in CIA values above that level does not appear to be provenance-related. Instead, the general upcore decrease in the importance of chemical weathering above ~400 mbsf may record an episode of climatic deterioration prior to -31 Ma.
Project(s):
Coverage:
Latitude: -77.006000 * Longitude: 163.719000
Date/Time Start: 1999-10-09T00:00:00 * Date/Time End: 1999-11-19T00:00:00
Minimum DEPTH, sediment/rock: 22.23 m * Maximum DEPTH, sediment/rock: 788.87 m
Event(s):
CRP-3 * Latitude: -77.006000 * Longitude: 163.719000 * Date/Time Start: 1999-10-09T00:00:00 * Date/Time End: 1999-11-19T00:00:00 * Elevation: -295.0 m * Penetration: 939 m * Recovery: 936 m * Location: Ross Sea * Campaign: CRP-3 * Basis: Sampling/drilling from ice * Method/Device: Core wireline system (CWS) * Comment: 11.76 km at 76° true from Cape Roberts, 2.04 km at 225° true from CRP-2. Fast ice thickness: 2.0 to 2.2 m. Sea rise embedded to 9.55 mbsf. Lateral ice movement from spudding 5.0 m to 82° true. HQ core to 345.85 mbsf. NQ core to 939.42 mbsf. Core recovery 97%. Phase 1 logging to 345 mbsf, Phase 2 logging to 773 mbsf, Phase 3 logging to 918 mbsf. Deepest Cenozoic lithology and depth: sandstone breccia from 822.87 to 823.11 mbsf. Age of oldest Cenozoic strata: earliest Oligocene or latest Eocene. Deepest core lithology and depth: light red-brown quartz-cemented quartz sandstone to 939.42 mbsf. Age of bedrock: (mid?) Devonian.
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
DEPTH, sediment/rockDepth sedmGeocode
Silicon dioxideSiO2%Krissek, Lawrence AX-ray fluorescence (XRF)
Titanium dioxideTiO2%Krissek, Lawrence AX-ray fluorescence (XRF)
Aluminium oxideAl2O3%Krissek, Lawrence AX-ray fluorescence (XRF)
Iron oxide, Fe2O3Fe2O3%Krissek, Lawrence AX-ray fluorescence (XRF)
Manganese oxideMnO%Krissek, Lawrence AX-ray fluorescence (XRF)
Magnesium oxideMgO%Krissek, Lawrence AX-ray fluorescence (XRF)
Calcium oxideCaO%Krissek, Lawrence AX-ray fluorescence (XRF)
Sodium oxideNa2O%Krissek, Lawrence AX-ray fluorescence (XRF)
10 Potassium oxideK2O%Krissek, Lawrence AX-ray fluorescence (XRF)
11 Phosphorus pentoxideP2O5%Krissek, Lawrence AX-ray fluorescence (XRF)
12 Loss on ignitionLOI%Krissek, Lawrence A
13 Chemical index of alterationCIAKrissek, Lawrence A
14 Aluminium/Titanium ratioAl/TiKrissek, Lawrence ACalculated
15 Sulfur, totalTSmg/kgKrissek, Lawrence AX-ray fluorescence (XRF)
16 ChlorideCl%Krissek, Lawrence AX-ray fluorescence (XRF)Original unit in ppm, converted to % by using the factor 1/10000
17 VanadiumVmg/kgKrissek, Lawrence AX-ray fluorescence (XRF)
18 ChromiumCrmg/kgKrissek, Lawrence AX-ray fluorescence (XRF)
19 NickelNimg/kgKrissek, Lawrence AX-ray fluorescence (XRF)
20 CopperCumg/kgKrissek, Lawrence AX-ray fluorescence (XRF)
21 ZincZnmg/kgKrissek, Lawrence AX-ray fluorescence (XRF)
22 GalliumGamg/kgKrissek, Lawrence AX-ray fluorescence (XRF)
23 ArsenicAsmg/kgKrissek, Lawrence AX-ray fluorescence (XRF)
24 RubidiumRbmg/kgKrissek, Lawrence AX-ray fluorescence (XRF)
25 StrontiumSrmg/kgKrissek, Lawrence AX-ray fluorescence (XRF)
26 YttriumYmg/kgKrissek, Lawrence AX-ray fluorescence (XRF)
27 ZirconiumZrmg/kgKrissek, Lawrence AX-ray fluorescence (XRF)
28 NiobiumNbmg/kgKrissek, Lawrence AX-ray fluorescence (XRF)
29 MolybdenumMomg/kgKrissek, Lawrence AX-ray fluorescence (XRF)
30 BariumBamg/kgKrissek, Lawrence AX-ray fluorescence (XRF)
31 LeadPbmg/kgKrissek, Lawrence AX-ray fluorescence (XRF)
32 ThoriumThmg/kgKrissek, Lawrence AX-ray fluorescence (XRF)
33 UraniumUmg/kgKrissek, Lawrence AX-ray fluorescence (XRF)
Size:
2368 data points

Data

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


Depth sed [m]

SiO2 [%]

TiO2 [%]

Al2O3 [%]

Fe2O3 [%]

MnO [%]

MgO [%]

CaO [%]

Na2O [%]
10 
K2O [%]
11 
P2O5 [%]
12 
LOI [%]
13 
CIA
14 
Al/Ti
15 
TS [mg/kg]
16 
Cl [%]
17 
V [mg/kg]
18 
Cr [mg/kg]
19 
Ni [mg/kg]
20 
Cu [mg/kg]
21 
Zn [mg/kg]
22 
Ga [mg/kg]
23 
As [mg/kg]
24 
Rb [mg/kg]
25 
Sr [mg/kg]
26 
Y [mg/kg]
27 
Zr [mg/kg]
28 
Nb [mg/kg]
29 
Mo [mg/kg]
30 
Ba [mg/kg]
31 
Pb [mg/kg]
32 
Th [mg/kg]
33 
U [mg/kg]
22.2369.900.6210.615.320.072.884.201.361.740.092.4247.4416.990.315064124330
25.7768.940.5711.045.140.062.603.461.892.050.103.6748.7219.2022830.34691155430365214276123211871323661641
29.3471.420.5310.094.760.062.493.321.771.880.103.1447.8919.0420100.33811024927325013269118211821213451251
35.4869.420.5911.085.010.062.533.281.962.080.113.5749.2018.7925970.34201115827305914379132201771423951561
41.0972.520.539.524.490.072.434.011.751.550.082.4944.5818.1128100.33991045529264212255122192011223031132
44.1867.680.6311.644.940.072.693.741.642.240.113.1149.4218.590.512054158408
45.2964.560.6912.885.340.072.893.722.282.780.144.2548.8018.7022080.477211056282472164112199251921824801992
48.9768.400.5811.035.010.072.643.941.912.060.103.9346.8219.0544710.34171166732256113479145231821425141552
53.0066.000.6212.675.870.062.672.712.012.570.124.6253.4920.4524700.381312676312569162102124221691314412082
57.9967.550.5911.005.170.082.704.361.902.010.104.4545.3818.7830620.26961226335295813377137231731323611653
62.8366.830.5911.875.720.073.083.752.062.100.103.6948.7720.2734800.46001276632325914380135221721223831562
62.9567.710.5911.685.500.073.034.401.511.910.092.8648.1919.650.438062137376
67.7665.950.5912.375.900.073.243.892.082.150.113.8249.0920.8313110.41511316735376215282139231681324011782
72.9764.080.6312.976.280.083.233.672.072.360.114.4750.6920.6821230.52591336835506715291138231771014021682
77.3263.900.6212.886.430.083.403.262.002.530.134.6351.8820.7420470.21791156333436415194159241691014181892
82.2167.900.6111.915.630.072.923.491.852.310.113.8050.0619.5428180.13631206132406113283167221771013741782
82.2967.920.6111.805.430.072.984.101.432.140.103.1349.3419.240.213063174391
87.6062.010.5210.304.670.142.879.191.511.900.146.8019.6240450.1366105613027461216618526188803441372
95.6068.700.5611.825.420.063.102.231.812.400.094.1255.1421.1617720.12141105027305214187191211811014031782
106.0763.500.5712.295.200.092.994.352.472.560.126.0645.4721.6818930.964010559303363133993082517011042818113
106.3666.470.5812.575.040.072.842.541.632.460.094.7855.8121.720.297056214442
109.0966.620.5612.565.150.072.912.442.242.500.104.5253.7422.2816930.146011452453355152992512317210145517113
123.6565.870.5912.575.010.072.613.181.832.490.104.4952.2521.170.316056256443
128.5862.210.6213.676.270.093.472.482.102.740.136.0855.5922.070.16726371255456
130.6071.830.519.714.580.062.491.921.591.970.083.8854.1119.2363880.1125107504225501228225419180813321472
135.2370.500.5410.655.080.062.801.731.782.130.084.0655.9619.8532180.1988116523127521318724817166913531581
144.4470.890.519.644.620.072.503.111.662.140.084.0947.4018.7626440.1460115472830461218515018173913111372
155.2071.500.458.945.310.053.711.331.731.880.073.9455.0419.9315130.1993108443227401227312019202702931052
161.0659.630.5612.125.390.133.624.811.922.690.137.3844.9921.6518170.17471145432385915311520127163903651481
167.2069.350.5510.805.040.083.491.951.912.310.093.6254.0519.6729670.1918121563028511339023421191813701362
173.6679.100.396.593.730.062.611.631.691.270.062.2248.1217.1126070.5450813523232881451661618861246721
180.0876.460.448.143.320.072.151.951.721.790.093.5149.4918.6125490.763094352122321026922222206712981062
186.1673.110.509.974.260.072.910.971.732.270.073.8858.5119.8623810.735088442524441329619720185903781382
189.0467.620.5712.155.230.083.441.121.952.780.094.6959.5221.4814140.12701065829365514212124123185904431692
190.7770.080.5710.704.600.073.181.951.722.430.084.0254.3118.810.139055348365
195.0071.330.5110.454.680.073.301.041.942.290.084.0958.0120.4914090.860097472731471329717420183703611372
201.4479.720.386.953.140.061.971.451.441.620.062.9150.6718.4428370.6400693321183182651471618761278932
209.9873.130.578.384.850.053.651.641.681.380.063.7653.6414.820.190048104240
213.6076.910.448.023.690.042.421.221.951.670.063.0852.5818.2610500.4490883723172910164861522661294942
217.3780.260.386.653.110.041.721.572.021.230.052.9546.9717.6111130.8260824120102472421131326751230511
229.5072.980.439.674.590.052.490.981.652.320.074.2658.0022.5314960.916010246272639122957316164613391032
232.8069.740.5011.484.740.052.111.081.622.940.084.8059.4823.0127920.1478110513230471411237720172704031462
241.3067.360.5713.055.490.062.510.871.643.580.084.7064.5222.798580.9100124543135551621538222172814671572
258.7676.310.479.563.150.040.951.401.292.740.083.6255.5820.2512450.155493412023441111228719206813641363
269.9568.650.5011.245.330.131.202.291.163.310.075.8553.8022.3130670.7380104533130431301567321169704111481
275.5370.000.5010.434.910.061.832.841.392.770.075.3549.9420.8528330.5890114503031451321268418167703431251
286.8077.160.479.093.870.041.220.841.142.850.073.1858.3419.5337120.450096421922411221347515170803141142
292.6266.130.5311.596.900.093.140.801.334.060.094.7259.0821.798450.7590133563844511322316419154803951261
308.7586.020.234.091.930.031.081.530.991.320.042.3541.1217.4928730.27134623161212614656917941181521
311.1473.870.508.664.130.062.672.001.172.150.063.7752.3417.410.16004183318
313.1375.750.488.964.340.052.541.091.552.160.063.0856.5818.6523320.616010239232238101938116189813311062
319.9168.230.5911.795.470.083.541.102.042.920.094.0458.0419.9833710.9280130533233571421348922174903981363
324.2069.040.5611.015.470.073.341.211.772.840.084.4357.3319.5024410.8680125523131551421318821176904011462
331.6868.240.5511.385.910.063.700.891.583.260.093.8459.4720.5617140.66601185232315614315988201961104341573
337.6676.190.506.984.270.053.281.731.382.290.063.1946.9313.9619970.6850104492411318298781732871313742
340.7675.360.478.734.080.042.530.731.232.960.073.4157.0918.409490.630098412420351011397216205703671162
359.2161.270.749.0210.110.065.962.260.841.760.056.6054.9912.210.613018882254
360.1066.740.5413.335.050.052.360.541.184.130.075.3964.3324.85
363.6965.640.5814.365.590.052.170.451.124.330.075.3466.1324.689520.65501085329345617021366211649052922103
406.4468.430.5510.945.720.063.681.501.613.290.084.2255.0220.006000.3800134563333471221588519179704051141
409.8264.350.6012.886.350.064.120.771.644.240.094.8559.7621.396400.4960142583443581522068321167804901363
410.3864.430.6112.496.100.064.101.261.153.740.085.1860.2820.510.21705886457
411.7875.690.468.593.910.042.660.931.342.870.063.0855.0518.7925130.62309739332134112130741519971338952
457.4273.510.545.315.080.072.034.160.591.570.055.999.890.49808154174
459.3865.600.244.532.160.171.0712.080.751.350.0611.1718.8445970.251058201611156156761615730204620
461.7760.160.5513.497.090.083.641.441.494.920.096.0056.4724.4933840.1986144553544581812456220144704291683
475.5986.680.163.091.750.021.090.650.741.330.034.6944.5919.5341840.196643191896515437814531201531
522.7782.530.397.202.020.020.510.570.922.840.052.7356.1218.3824780.1384933615263080127521321160335731
584.4944.530.425.4012.150.113.4513.070.420.860.0318.4812.720.858014981103
601.4286.360.184.351.640.011.040.511.011.540.032.9150.5624.076530.21425925161112515749813231246531
621.8052.580.316.4611.310.125.327.110.690.940.0314.0620.570.876012692106
635.9279.870.255.443.690.033.351.251.481.000.043.3248.3921.9711650.111689443217216034751113431223532
640.4081.420.235.242.730.042.071.711.481.070.043.6943.8522.520.1840401772210
640.7665.310.608.367.620.075.983.121.251.400.115.6247.4713.900.4240117107221
656.5960.160.318.777.450.079.491.481.021.230.039.3660.6128.470.3110134100156
697.3450.360.427.9512.290.1114.582.450.830.660.039.8754.9719.050.340020912793
710.7077.840.306.154.910.053.671.141.301.070.043.3453.3420.706840.440099443018269340871513240215622
731.3352.170.487.9411.720.1313.672.410.800.860.039.4554.5916.720.1720218128108
751.3661.770.609.498.150.098.272.621.341.280.066.5653.1515.920.1370126130233
762.4172.700.378.395.000.054.421.611.731.590.053.8752.8222.575880.49301215437163291531151515340257861
765.1070.020.469.905.540.064.501.881.882.060.054.1453.1321.335440.645012247342237111651331715150295842
776.7078.200.356.704.440.032.831.391.311.290.053.1152.3918.998810.4330108532921278148921215140230652
781.2071.190.469.665.610.043.621.941.772.080.053.5052.5920.965760.929014770402037101781201318241322862
781.2965.330.5911.207.250.054.632.401.402.180.064.8455.4018.880.370095113319
788.8772.550.408.505.680.043.821.371.542.140.053.6153.6521.225900.773012866341933100771071315940282751