Michel, Helen V; Asaro, Frank; Alvarez, Walter; Alvarez, Luis W (1990): (Table 1) Background iridium abundances in K-T region of ODP Hole 113-689B [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.754253, In supplement to: Michel, HV et al. (1990): Geochemical studies of the Cretaceous/Tertiary boundary in ODP Holes 689B and 690C. In: Barker, PF; Kennett, JP; et al. (eds.), Proceedings of the Ocean Drilling Program, Scientific Results, College Station, TX (Ocean Drilling Program), 113, 159-168, https://doi.org/10.2973/odp.proc.sr.113.161.1990
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Project(s):
Ocean Drilling Program (ODP)
Coverage:
Latitude: -64.517000 * Longitude: 3.099900
Date/Time Start: 1987-01-16T08:00:00 * Date/Time End: 1987-01-18T06:45:00
Minimum Elevation: -2091.0 m * Maximum Elevation: -2091.0 m
Event(s):
113-689B * Latitude: -64.517000 * Longitude: 3.099900 * Date/Time Start: 1987-01-16T08:00:00 * Date/Time End: 1987-01-18T06:45:00 * Elevation: -2091.0 m * Penetration: 297.3 m * Recovery: 229.45 m * Location: South Atlantic Ocean * Campaign: Leg113 * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 33 cores; 297.3 m cored; 0 m drilled; 77.2 % recovery
Comment:
Sample thickness 1 cm.
Parameter(s):
# | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
---|---|---|---|---|---|---|
1 | Sample code/label | Sample label | Michel, Helen V | DSDP/ODP/IODP sample designation | ||
2 | Comment | Comment | Michel, Helen V | |||
3 | Sample comment | Sample comment | Michel, Helen V | Sampling frequency (cm) | ||
4 | Sample amount | N | # | Michel, Helen V | ||
5 | Iridium | Ir | ng/kg | Michel, Helen V | ||
6 | Root mean square error | RMS | Michel, Helen V | Iridium | ||
7 | Error, absolute | Error a | ± | Michel, Helen V | Iridium average counting error | |
8 | Iridium, standard deviation | Ir std dev | ± | Michel, Helen V | ||
9 | Comment 2 (continued) | Comm 2 | Michel, Helen V |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
109 data points
Data
1 Sample label | 2 Comment | 3 Sample comment | 4 N [#] | 5 Ir [ng/kg] | 6 RMS | 7 Error a [±] | 8 Ir std dev [±] | 9 Comm 2 |
---|---|---|---|---|---|---|---|---|
113-689B-25X-1,7-150 | Region above clay-enriched sediment | ~10 cm | 15 | 9.6 | 24 | 34 | 9 | |
113-689B-25X-2,9-148 | Region above clay-enriched sediment | ~10 cm | 10 | 8.2 | 32 | 26 | 8 | |
113-689B-25X-3,11-150 | Region above clay-enriched sediment | ~10 cm | 15 | 14.2 | 24 | 27 | 7 | |
113-689B-25X-4,10-150 | Region above clay-enriched sediment | ~10 cm | 14 | 13.1 | 43 | 32 | 12 | |
113-689B-25X-5,1-35 | Region above clay-enriched sediment | 3-5 cm | 10 | 2.7 | 33 | 34 | 12 | |
113-689B-25X-5,40-49 | Clay-enriched sediment | 5.3 cm | 3 | 26.0 | 58 | 72 | 12 | values for this and the next following section |
113-689B-25X-5,50-84 | Clay-enriched sediment | 1 cm | 35 | |||||
113-689B-25X-5,85-100 | Clay-enriched sediment | 1 cm | 15 | 16.0 | 19 | 31 | 6 | values for this and the next following section |
113-689B-25X-5,105-150 | Clay-enriched sediment | ~5 cm | 10 | |||||
113-689B-25X-6,10-101 | Clay-enriched sediment | 10 cm | 10 | 9.0 | 26 | 21 | 8 | |
113-689B-25X-CC,2-23 | Clay-enriched sediment | 10 cm | 3 | 2.0 | 51 | |||
113-689B-26X-1,5-140 | Clay-enriched sediment | ~10 cm | 14 | 9.0 | 29 | 35 | 9 | values for this and the next following section |
113-689B-26X-2,3-12 | Clay-enriched sediment | 8 cm | 2 | |||||
113-689B-26X-CC,13-23 | Clay-enriched sediment | 9 cm | 2 | 15.0 | 73 | |||
113-689B-26X-1,144-145 | Chert below clay-enriched sediment | 1 | 0.0 | 28 | ||||
113-689B-26X-2,16-17 | Chert below clay-enriched sediment | 1 | 0.0 | 36 |