# Eastern Pacific (ODP 1218B) Osmium isotope variations in the late Miocene interval #----------------------------------------------------------------------- # World Data Service for Paleoclimatology, Boulder # and # NOAA Paleoclimatology Program #----------------------------------------------------------------------- # Template Version 3.0 # Encoding: UTF-8 # 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/22770 # Description: NOAA Landing Page # Online_Resource: https://www1.ncdc.noaa.gov/pub/data/paleo/paleocean/by_contributor/ravizza2017/ravizza2017.txt # Description: NOAA location of this template # # Archive: Paleoceanography # # Dataset DOI: # # Parameter_Keywords: radiogenic isotopes, geochemistry #--------------------------------------- # Contribution_Date # Date: 2017-10-11 #--------------------------------------- # File_Last_Modified_Date # Date: 2017-10-13 #--------------------------------------- # Title # Study_Name: Eastern Pacific Osmium isotope variations in the late Miocene interval of ODP 1218B #--------------------------------------- # Investigators # Investigators: Ravizza, Greg #--------------------------------------- # Description_Notes_and_Keywords # Description: Note that age control based on magnetic reversal stratigraphy can be found in Lanci et al. (2004) EPSL 226:207-224. Conversion from mbsf to rmcd follows: Pälike et al. 2005. In: Wilson, P.A., Lyle, M., and Firth, J.V. (Eds.), Proc. ODP, Sci. Results, 199, 1–41 [Online]. Available from World Wide Web: http://www-odp.tamu.edu/publications/199_SR/VOLUME/CHAPTERS/213.PDF. All sediment samples are from the working half of core. # Provided Keywords: Osmium Isotope, Miocene #--------------------------------------- # Publication # Authors: # Published_Date_or_Year: # Published_Title: # Journal_Name: # Volume: # Edition: # Issue: # Pages: # Report Number: # DOI: # Online_Resource: # Full_Citation: # Abstract: #--------------------------------------- # Funding_Agency # Funding_Agency_Name: NSF # Grant: 1061061 #--------------------------------------- # Site Information # Site_Name: ODP 1218 # Location: Eastern Pacific # Country: # Northernmost_Latitude: 8.8894 # Southernmost_Latitude: 8.8894 # Easternmost_Longitude: -135.3667 # Westernmost_Longitude: -135.3667 # Elevation: -4828 #--------------------------------------- # Data_Collection # Collection_Name: ODP1218B Osmium Ravizza2017 # First_Year: 4200000 # Last_Year: 10000000 # Time_Unit: cal yr BP # Core_Length: 30 # Notes: #--------------------------------------- # Chronology_Information # Chronology: #--------------------------------------- # Variables # Data variables follow that are preceded by "##" in columns one and two. # Variables list, one per line, shortname-tab- 10 components: what, material, error, units, seasonality, archive, detail, method, C or N for Character or Numeric data,additional info ## depth_mbsf depth,,,meter,,,,,N,meters below seafloor ## age_calyrBP age,,,calendar year before present,,,,,N,age of mid-point of sample interval ## site site name,,,,,,,,C,ODP site number and hole letter ## core core,,,,,,,,N,ODP Core number in designated Site ## section section,,,,,,,,N,ODP Section number with designated Core ## top_cm depth top,,one standard deviation,cm,,,,,N,Top of sample interval given as distance in cm from top of section. ## bottom_cm depth bottom,,,cm,,,,,N,Bottom of sample interval given as distance in cm from top of section. ## top_mbsf depth top,,,m,,,,,N,Top of sample interval given as meters below seafloor. ## bottom_mbsf depth bottom,,,m,,,,,N,Bottom of sample interval given as meters below seafloor. ## 187/188Os_bulk 187Os/188Os,bulk sediment,,atom ratio,,,,inductively coupled plasma mass spectrometer,N,Digestion by NiS fire assay ## 187/188Os_bulk_2se 187Os/188Os,bulk sediment,two standard error of the mean,atom ratio,,,,inductively coupled plasma mass spectrometer,N,Digestion by NiS fire assay ## Bulk_Os osmium,bulk sediment,,picograms Os/gram dry sediment,,,,inductively coupled plasma mass spectrometer,N,by isotope dilution ## Bulk_Os_2se osmium,bulk sediment,two standard error of the mean,picograms Os/gram dry sediment,,,,inductively coupled plasma mass spectrometer,N,by isotope dilution ## 187/188Os_leach 187Os/188Os,sediment leachate,,atom ratio,,,,inductively coupled plasma mass spectrometer,N,Partial dissolution by cold ˜4N HNO3 with hydrogen peroxide followed by Carius tube digestion ## 187/188Os_leach_2se 187Os/188Os,sediment leachate,two standard error of the mean,atom ratio,,,,inductively coupled plasma mass spectrometer,N,Partial dissolution by cold ˜4N HNO3 with hydrogen peroxide followed by Carius tube digestion ## Leach_Os leachable osmium,bulk sediment,,picograms Os/gram dry sediment,,,,inductively coupled plasma mass spectrometer,N,by isotope dilution ## Leach_Os_2se leachable osmium,bulk sediment,two standard error of the mean,picograms Os/gram dry sediment,,,,inductively coupled plasma mass spectrometer,N,by isotope dilution #------------------------ # Data # Data lines follow (have no #) # Data line format - tab-delimited text, variable short name as header # Missing Value: -999 depth_mbsf age_calyrBP site core section top_cm bottom_cm top_mbsf bottom_mbsf 187/188Os_bulk 187/188Os_bulk_2se Bulk_Os Bulk_Os_2se 187/188Os_leach 187/188Os_leach_2se Leach_Os Leach_Os_2se 15.15 4189132 1218B 3 2 4 46 14.93 15.36 0.374 0.0024 85.76 0.21 0.8592 0.0032 31.73 0.17 15.55 4274415 1218B 3 2 55 77 15.42 15.67 0.8247 0.0053 44.32 0.29 0.8737 0.0024 28 0.09 15.80 4331363 1218B 3 2 70 102 15.67 15.92 0.7127 0.0033 56.48 0.37 0.8878 0.0067 27.81 0.13 16.05 4391675 1218B 3 2 102 107 15.92 16.17 0.7987 0.0051 52.64 0.24 0.8596 0.0025 25.34 0.12 16.05 4391675 1218B 3 2 102 107 15.92 16.17 0.79 0.0039 53.46 0.17 -999 -999 -999 -999 16.29 4449575 1218B 3 2 127 150 16.17 16.40 0.7775 0.0035 53.33 0.34 0.8658 0.0021 29.77 0.10 16.29 4449575 1218B 3 2 127 150 16.17 16.40 0.7777 0.0035 53.08 0.34 -999 -999 -999 -999 16.57 4554660 1218B 3 3 5 29 16.45 16.69 0.8199 0.0044 49.48 0.3 0.8659 0.0027 29.99 0.12 16.87 4724639 1218B 3 3 35 59 16.75 16.99 0.6802 0.0027 54.89 0.29 0.8548 0.0023 26.44 0.10 17.32 4949983 1218B 3 3 80 104 17.20 17.44 0.752 0.0035 50.8 0.37 0.8667 0.0033 27.34 0.14 17.67 5120408 1218B 3 3 115 138 17.55 17.78 0.7622 0.0032 48.39 0.42 0.8806 0.0082 27.80 0.18 18.93 5699410 1218B 3 4 90 115 18.80 19.05 0.8048 0.0056 41.72 0.49 0.8449 0.0033 23.18 0.13 19.52 5958869 1218B 3 5 0 24 19.40 19.64 0.7763 0.0041 45.97 0.34 0.8366 0.0044 25.74 0.15 19.87 6093251 1218B 3 5 35 59 19.75 19.99 0.7821 0.0059 44.79 0.38 0.8302 0.0038 24.98 0.11 20.18 6193050 1218B 3 5 65 90 20.05 20.30 0.7321 0.006 50.13 0.51 0.8277 0.0021 27.84 0.14 20.71 6388231 1218B 3 5 119 143 20.59 20.83 0.7665 0.0038 44.43 0.11 0.842 0.0034 24.09 0.11 21.18 6537955 1218B 3 6 15 40 21.05 21.30 0.796 0.0065 45.56 0.38 0.8105 0.0022 26.04 0.10 21.57 6652262 1218B 3 6 54 79 21.44 21.69 0.7586 0.0043 47.57 0.13 0.8419 0.0034 22.86 0.09 22.13 6824335 1218B 3 6 110 135 22.00 22.25 0.3177 0.0015 152.76 0.55 0.8535 0.0058 26.18 0.14 22.67 6999664 1218B 3 7 15 39 22.55 22.79 0.7068 0.0056 40.54 0.11 0.7973 0.0037 21.04 0.09 23.13 7449333 1218B 4 1 10 36 23.00 23.26 0.7661 0.0058 46.67 0.18 0.8329 0.0030 25.5 0.13 23.39 7497500 1218B 4 1 36 61 23.26 23.51 0.7926 0.0037 50.36 0.14 0.8282 0.0037 26.58 0.19 23.64 7544722 1218B 4 1 61 86 23.51 23.76 0.7503 0.0046 46.23 0.17 0.7584 0.0029 28.73 0.14 23.64 7544722 1218B 4 1 61 86 23.51 23.76 0.691 0.0051 53.6 0.4 -999 -999 -999 -999 23.98 7608945 1218B 4 1 95 120 23.85 24.10 0.7075 0.0035 50.39 0.14 0.8509 0.0073 25.07 0.14 24.22 7668500 1218B 4 1 120 144 24.10 24.34 0.7194 0.0048 42.26 0.13 0.8391 0.0052 19.99 0.13 24.52 7786103 1218B 4 2 0 23 24.40 24.63 0.706 0.0091 51.31 1.4 0.824 0.0029 27.52 0.09 24.83 7911622 1218B 4 2 30 55 24.70 24.95 0.5975 0.0139 45.83 0.15 0.8378 0.0052 20.85 0.15 25.12 8031069 1218B 4 2 60 84 25.00 25.24 0.6937 0.0101 50.72 0.19 0.8231 0.0046 26.69 0.13 25.52 8235750 1218B 4 2 100 124 25.40 25.64 0.7273 0.0078 51.51 0.17 0.8268 0.0024 27.21 0.13 25.77 8374575 1218B 4 2 124 150 25.64 25.90 0.6897 0.01085 49.72 0.24 0.8274 0.0041 26.68 0.14 26.04 8480550 1218B 4 3 3 25 25.93 26.15 0.7496 0.0045 48.91 0.2 0.7775 0.0028 26.93 0.14 26.33 8592412 1218B 4 3 30 55 26.20 26.45 0.8128 0.0049 50.74 0.2 0.7983 0.0044 33.69 8.42 26.63 8710163 1218B 4 3 60 85 26.50 26.75 0.8075 0.0052 41.15 0.14 0.8307 0.0032 31.58 0.20 27.03 8858990 1218B 4 3 100 125 26.90 27.15 0.7561 0.0057 69.54 0.34 0.8283 0.0026 34.4 0.13 27.28 8948775 1218B 4 3 125 150 27.15 27.40 0.7559 0.0057 70.26 0.34 0.7994 0.0047 35.83 0.20 27.53 9038559 1218B 4 4 0 25 27.40 27.65 0.8153 0.0037 60.26 0.2 0.832 0.0036 35.32 0.19 27.78 9146845 1218B 4 4 25 50 27.65 27.90 0.8393 0.0082 84.24 2.41 0.8273 0.0022 34.69 0.12 28.12 9349333 1218B 4 4 60 84 28.00 28.24 -999 -999 -999 -999 0.8255 0.0027 43.13 0.19 28.53 9530685 1218B 4 4 100 125 28.40 28.65 0.6418 0.0049 88.51 0.76 0.8297 0.0018 43.16 0.18 29.08 9787313 1218B 4 5 5 30 28.95 29.20 0.8113 0.0074 67.93 0.65 0.8161 0.0043 45.58 0.37 29.43 9957722 1218B 4 5 40 65 29.30 29.55 0.7759 0.0051 69.66 0.48 0.6688 0.0019 53.83 0.22