# Labrador Sea Oxygen Isotope, Geochemistry and Lithology Data Covering the Last 40,000 Years #----------------------------------------------------------------------- # World Data Service for Paleoclimatology, Boulder # and # NOAA Paleoclimatology Program #----------------------------------------------------------------------- # NOTE: Please cite original publication, online resource and date accessed when using this data. # If there is no publication information, please cite Investigator, title, online resource and date accessed. # # Description/Documentation lines begin with # # Data lines have no # # # Online_Resource: https://www.ncdc.noaa.gov/paleo/study/23431 # Description: NOAA Landing Page # Online_Resource: http://www1.ncdc.noaa.gov/pub/data/paleo/paleocean/by_contributor/hoffman2018/hoffman2018-006pc-xrf.txt # Description: NOAA location of the template # # Archive: Paleoceanography # # Dataset_DOI: # # Parameter_Keywords: oxygen isotopes, geochemistry, lithology, chronology #--------------------------------------- # Contribution_Date # Date: 2018-02-26 #--------------------------------------- # File_Last_Modified_Date # Date: 2018-02-26 #--------------------------------------- # Title # Study_Name: Labrador Sea Oxygen Isotope, Geochemistry and Lithology Data Covering the Last 40,000 Years #--------------------------------------- # Investigators # Investigators: Hoffman, Jeremy S.; Clark, Peter U.; Mix, Alan C.; Haley, Brian A. #--------------------------------------- # Description_Notes_and_Keywords # Description: XRF measurements performed at the Bedford Institute of Oceanography. XRD performed by John Andrews at INSTAAR. See dissertation chapter for details. Detailed metadata available from the Oregon State University Stable Isotope Lab. # Provided Keywords: Glacial, last deglacial #--------------------------------------- # Publication # Authors: Hoffman, J.S. # Published_Date_or_Year: 2016 # Published_Title: Ocean Temperature Variability during the Late Pleistocene # Journal_Name: Ph.D. Dissertation # Volume: # Edition: # Issue: # Pages: # Report Number: # DOI: # Online_Resource: # Full_Citation: Hoffman, J.S., 2016, Ocean Temperature Variability during the Late Pleistocene; Ph.D. Dissertation, Oregon State University, Corvallis, OR # Abstract: #--------------------------------------- # Funding_Agency # Funding_Agency_Name: National Science Foundation # Grant: MG&G 1335197 #--------------------------------------- # Site Information # Site_Name: HU2006040-006 # Location: North Atlantic Ocean # Country: # Northernmost_Latitude: 54.7 # Southernmost_Latitude: 54.7 # Easternmost_Longitude: -52.9 # Westernmost_Longitude: -52.9 # Elevation: -736 #--------------------------------------- # Data_Collection # Collection_Name: HU2006040-006 Ca/Sr Hoffman2018 # First_Year: 40615 # Last_Year: 1338 # Time_Unit: cal yr BP # Core_Length: # Notes: Piston core (pc) #--------------------------------------- # Chronology_Information # Chronology: # # UCI Sample ID Species Sample Depth (cm) 14C age (BP) ± # 159434 Mixed planktonics -006pc_1 1 1800 25 # 159432 N. pachyderma (s) -006pc_21 21 8800 30 # 169233 N. pachyderma (s) -006pc_52 52 9015 25 # RAPID N. pachyderma (s) -006pc_52 52 8950 100 # 169234 N. pachyderma (s) -006pc_60 60 9085 25 # RAPID N. pachyderma (s) -006pc_60 60 8960 90 # 169235 N. pachyderma (s) -006pc_75 75 9395 25 # RAPID N. pachyderma (s) -006pc_75 75 9660 100 # 169236 N. pachyderma (s) -006pc_90 90 10020 25 # RAPID N. pachyderma (s) -006pc_90 90 9850 100 # 159433 N. pachyderma (s) -006pc_101 101 10360 30 # 169237 N. pachyderma (s) -006pc_119 119 11550 30 # RAPID N. pachyderma (s) -006pc_119 119 11980 150 # 169238 N. pachyderma (s) -006pc_135 135 14495 45 # RAPID N. pachyderma (s) -006pc_135 135 14350 190 # 169239 N. pachyderma (s) -006pc_140 140 15305 45 # RAPID N. pachyderma (s) -006pc_140 140 14830 230 # 159435 N. pachyderma (s) -006pc_151 151 14935 40 # 169240 N. pachyderma (s) -006pc_154 154 15445 45 # RAPID N. pachyderma (s) -006pc_154 154 15690 240 # 129214 N. pachyderma (s) -006pc_201 201 16995 40 # 169241 N. pachyderma (s) -006pc_225 225 18210 70 # RAPID N. pachyderma (s) -006pc_225 225 18390 320 # 169242 N. pachyderma (s) -006pc_245 245 19850 80 # RAPID N. pachyderma (s) -006pc_245 245 20270 410 # 169243 N. pachyderma (s) -006pc_270 270 22160 110 # RAPID N. pachyderma (s) -006pc_270 270 22010 520 # 169244 N. pachyderma (s) -006pc_285 285 23890 140 # RAPID N. pachyderma (s) -006pc_285 285 24420 690 # 129215 N. pachyderma (s) -006pc_301 301 23390 80 # 159436 N. pachyderma (s) -006pc_401 401 28680 170 # 169245 N. pachyderma (s) -006pc_420 420 33970 450 # RAPID N. pachyderma (s) -006pc_420 420 32700 2000 # # Radiocarbon concentrations are given as fractions of the Modern standard, D14C, and conventional radiocarbon age, following the conventions of NaN NaN NaN NaN NaN # Stuiver and Polach (Radiocarbon, v. 19, p.355, 1977). NaN NaN NaN NaN NaN # Sample preparation backgrounds have been subtracted, based on measurements of 14C-free calcite. NaN NaN NaN NaN NaN # All results have been corrected for isotopic fractionation according to the conventions of Stuiver and Polach (1977), with d13C values measured on NaN NaN NaN NaN NaN # prepared graphite using the AMS spectrometer. These can differ from d13C of the original material, if fractionation ocurred during sample graphitization NaN NaN NaN NaN NaN # or the AMS measurement, and are not shown. NaN NaN NaN NaN NaN # All radiocarbon dates were calculated using the MARINE13 calibration curve (Reimer et al, 2013) with standard 400-year reservoir correction using OxCal 4.2 (Bronk Ramsey, 2009). NaN NaN NaN NaN NaN # Radio carbon dates were measured at the University of California-Irvine under the supervision of John Southon. NaN NaN NaN NaN NaN # #--------------------------------------- # Variables # Data variables follow that are preceded by "##" in columns one and two. # Variables list, one per line, shortname-tab-longname components (9 components: what, material, error, units, seasonality, archive, detail, method, C or N for Character or Numeric data) ## depth_cm depth,,,centimeter,,paleoceanography,,,N, ## Marine13_age age,,,calendar year before present,,paleoceanography,,,N,used MARINE13 calibration curve ## Ca/Sr calcium/strontium,,,,,paleoceanography,,x-ray fluorescence spectroscopy,N, #------------------------ # Data # Data lines follow (have no #) # Data line format - tab-delimited text, variable short name as header # Missing Value: N/A depth_cm Marine13_age Ca/Sr 1 1338 135 2 1744 187 3 2151 190 4 2557 208 5 2964 218 6 3370 231 7 3776 272 8 4183 369 9 4589 416 10 4996 518 11 5402 474 12 5808 519 13 6215 532 14 6621 525 15 7028 479 16 7434 511 17 7840 527 18 8247 545 19 8653 565 20 9060 572 21 9466 483 22 9473 541 23 9480 577 24 9487 598 25 9494 596 26 9501 564 27 9508 551 28 9515 554 29 9522 601 30 9529 591 31 9536 625 32 9543 553 33 9550 602 34 9557 654 35 9564 666 36 9571 686 37 9577 678 38 9584 616 39 9591 724 40 9598 715 41 9605 666 42 9612 713 43 9619 554 44 9626 746 45 9633 704 46 9640 740 47 9647 688 48 9654 725 49 9661 692 50 9668 629 51 9675 568 52 9682 406 53 9697 432 54 9711 401 55 9726 425 56 9741 418 57 9755 384 58 9770 426 59 9784 416 60 9799 398 61 9827 376 62 9856 446 63 9884 442 64 9912 545 65 9941 555 66 9969 577 67 9997 524 68 10026 437 69 10054 402 70 10082 297 71 10111 299 72 10139 244 73 10167 259 74 10196 302 75 10224 244 76 10277 318 77 10330 550 78 10383 648 79 10436 560 80 10489 553 81 10542 505 82 10595 471 83 10649 420 84 10702 388 85 10755 308 86 10808 402 87 10861 228 88 10914 220 89 10967 211 90 11020 174 91 11054 219 92 11089 214 93 11123 242 94 11157 256 95 11192 235 96 11226 366 97 11261 565 98 11295 525 99 11329 431 100 11364 376 101 11398 319 102 11488 288 103 11579 287 104 11669 362 105 11760 544 106 11850 536 107 11941 565 108 12031 554 109 12122 640 110 12212 524 111 12302 552 112 12393 582 113 12483 639 114 12574 577 115 12664 640 116 12755 614 117 12845 551 118 12936 529 119 13026 199 120 13283 271 121 13540 298 122 13798 259 123 14055 240 124 14312 176 125 14569 210 126 14826 217 127 15084 165 128 15341 188 129 15598 153 130 15855 130 131 16112 179 132 16369 166 133 16627 201 134 16884 235 135 17141 241 136 17223 236 137 17305 233 138 17387 160 139 17469 204 140 17551 193 141 17566 197 142 17581 182 143 17595 211 144 17610 210 145 17625 297 146 17640 352 147 17655 390 148 17670 385 149 17684 409 150 17699 495 151 17714 601 152 17899 273 153 18084 426 154 18269 141 155 18306 162 156 18343 144 157 18381 162 158 18418 169 159 18455 134 160 18492 124 161 18529 136 162 18566 128 163 18604 129 164 18641 129 165 18678 140 166 18715 136 167 18752 138 168 18789 152 169 18827 147 170 18864 N/A 171 18901 N/A 172 18938 N/A 173 18975 N/A 174 19012 N/A 175 19050 N/A 176 19087 N/A 177 19124 N/A 178 19161 N/A 179 19198 N/A 180 19235 N/A 181 19273 N/A 182 19310 N/A 183 19347 N/A 184 19384 N/A 185 19421 N/A 186 19458 N/A 187 19496 N/A 188 19533 N/A 189 19570 N/A 190 19607 85 191 19644 128 192 19681 141 193 19719 162 194 19756 168 195 19793 172 196 19830 165 197 19867 159 198 19904 174 199 19942 167 200 19979 173 201 20016 164 202 20081 141 203 20146 180 204 20211 159 205 20276 153 206 20340 149 207 20405 154 208 20470 154 209 20535 160 210 20600 160 211 20665 172 212 20730 150 213 20795 177 214 20859 186 215 20924 201 216 20989 189 217 21054 186 218 21119 195 219 21184 194 220 21249 197 221 21314 209 222 21378 190 223 21443 198 224 21508 204 225 21573 203 226 21665 198 227 21757 208 228 21849 217 229 21940 187 230 22032 216 231 22124 238 232 22216 228 233 22308 228 234 22400 216 235 22492 239 236 22583 226 237 22675 225 238 22767 240 239 22859 232 240 22951 238 241 23043 219 242 23134 244 243 23226 244 244 23318 254 245 23410 241 246 23513 246 247 23617 261 248 23720 724 249 23824 389 250 23927 484 251 24030 572 252 24134 455 253 24237 435 254 24341 521 255 24444 659 256 24547 609 257 24651 475 258 24754 465 259 24858 356 260 24961 319 261 25064 228 262 25168 265 263 25271 209 264 25375 332 265 25478 587 266 25581 529 267 25685 366 268 25788 215 269 25892 219 270 25995 249 271 26105 217 272 26215 221 273 26325 198 274 26435 215 275 26545 206 276 26655 184 277 26765 207 278 26876 205 279 26986 224 280 27096 209 281 27206 216 282 27316 203 283 27426 169 284 27536 212 285 27646 255 286 27685 308 287 27724 527 288 27763 554 289 27801 511 290 27840 513 291 27879 511 292 27918 491 293 27957 513 294 27996 570 295 28035 554 296 28073 546 297 28112 556 298 28151 552 299 28190 547 300 28229 430 301 28268 473 302 28307 540 303 28345 531 304 28384 475 305 28423 126 306 28462 74 307 28501 43 308 28540 76 309 28578 275 310 28617 556 311 28656 554 312 28695 544 313 28734 465 314 28773 572 315 28812 559 316 28850 563 317 28889 533 318 28928 572 319 28967 545 320 29006 546 321 29045 553 322 29084 561 323 29122 556 324 29161 471 325 29200 468 326 29239 484 327 29278 598 328 29317 520 329 29356 475 330 29394 515 331 29433 571 332 29472 512 333 29511 562 334 29550 554 335 29589 567 336 29628 560 337 29666 535 338 29705 502 339 29744 569 340 29783 537 341 29822 527 342 29861 561 343 29900 519 344 29938 590 345 29977 596 346 30016 589 347 30055 665 348 30094 613 349 30133 N/A 350 30171 595 351 30210 495 352 30249 708 353 30288 541 354 30327 497 355 30366 552 356 30405 588 357 30443 570 358 30482 617 359 30521 565 360 30560 521 361 30599 572 362 30638 559 363 30677 520 364 30715 515 365 30754 515 366 30793 547 367 30832 459 368 30871 446 369 30910 438 370 30949 486 371 30987 515 372 31026 446 373 31065 460 374 31104 363 375 31143 435 376 31182 424 377 31221 467 378 31259 561 379 31298 540 380 31337 526 381 31376 455 382 31415 522 383 31454 435 384 31492 N/A 385 31531 468 386 31570 421 387 31609 409 388 31648 397 389 31687 426 390 31726 439 391 31764 393 392 31803 383 393 31842 551 394 31881 419 395 31920 363 396 31959 374 397 31998 286 398 32036 220 399 32075 157 400 32114 170 401 32153 142 402 32451 164 403 32750 149 404 33048 130 405 33347 118 406 33645 136 407 33944 134 408 34242 126 409 34540 128 410 34839 132 411 35137 142 412 35436 155 413 35734 135 414 36032 171 415 36331 95 416 36629 147 417 36928 142 418 37226 138 419 37525 149 420 37823 160 421 37913 167 422 38003 169 423 38093 165 424 38183 166 425 38273 166 426 38363 320 427 38453 555 428 38543 406 429 38633 489 430 38724 531 431 38814 472 432 38904 460 433 38994 418 434 39084 494 435 39174 562 436 39264 515 437 39354 N/A 438 39444 451 439 39534 467 440 39624 427 441 39714 391 442 39804 478 443 39894 455 444 39984 418 445 40074 349 446 40164 417 447 40254 394 448 40345 461 449 40435 413 450 40525 454 451 40615 446