Denyszyn, Steven W; Halls, Henry C; Davis, Don W (2006): Tab.3: U-Pb isotopic data for baddeleyite from mafic dykes in Canada and Greenland [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.756936, In supplement to: Denyszyn, SW et al. (2006): A paleomagnetic, geochemical and U-Pb geochronological comparison of the Thule (Greenland) and Devon Island (Canada) Dyke swarms and its relevance to the nares strait problem. Polarforschung, 74(1-3), 63-75, hdl:10013/epic.29925.d001
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Coverage:
Median Latitude: 77.885000 * Median Longitude: -72.987500 * South-bound Latitude: 77.485000 * West-bound Longitude: -77.110000 * North-bound Latitude: 78.285000 * East-bound Longitude: -68.865000
Date/Time Start: 2002-01-01T00:00:00 * Date/Time End: 2004-12-31T00:00:00
Event(s):
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | ||||
| 2 | Sample code/label | Sample label | Denyszyn, Steven W | |||
| 3 | Description | Description | Denyszyn, Steven W | |||
| 4 | Mass | Mass | mg | Denyszyn, Steven W | ||
| 5 | Uranium | U | mg/kg | Denyszyn, Steven W | ||
| 6 | Thorium/Uranium ratio | Th/U | Denyszyn, Steven W | |||
| 7 | Mass | Mass | pg | Denyszyn, Steven W | cPb, total measured common Pb assuming the isotopic composition of laboratory blank | |
| 8 | Lead-206/Lead-204 ratio | 206Pb/204Pb | Denyszyn, Steven W | |||
| 9 | Lead-206/Uranium-238 ratio | 206Pb/238U | Denyszyn, Steven W | |||
| 10 | Lead-207/Uranium-235 ratio | 207Pb/235U | Denyszyn, Steven W | |||
| 11 | Age, dated | Age dated | ka | Denyszyn, Steven W | Age, 235U/207Pb Uranium-Lead | |
| 12 | Age, standard deviation | Age std dev | ± | Denyszyn, Steven W | Age, 235U/207Pb Uranium-Lead | 2 sigma |
| 13 | Age, dated | Age dated | ka | Denyszyn, Steven W | Age, 238U/206Pb Uranium-Lead | |
| 14 | Age, standard deviation | Age std dev | ± | Denyszyn, Steven W | Age, 238U/206Pb Uranium-Lead | 2 sigma |
| 15 | Discordance | D | % | Denyszyn, Steven W | for the given age | |
| 16 | Error | Error | Denyszyn, Steven W | of correlation coefficient |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
90 data points
Data
| 1 Event | 2 Sample label | 3 Description | 4 Mass [mg] | 5 U [mg/kg] | 6 Th/U | 7 Mass [pg] (cPb, total measured common Pb...) | 8 206Pb/204Pb | 9 206Pb/238U | 10 207Pb/235U | 11 Age dated [ka] (Age, 235U/207Pb Uranium-Lead) | 12 Age std dev [±] (2 sigma, Age, 235U/207Pb Uran...) | 13 Age dated [ka] (Age, 238U/206Pb Uranium-Lead) | 14 Age std dev [±] (2 sigma, Age, 238U/206Pb Uran...) | 15 D [%] (for the given age) | 16 Error (of correlation coefficient) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| C_CG | CG-7 1 | 1 fresh baddeleyite fragment | 0.0001 | 1903 | 0.001 | 4.8 | 313.8 | 0.1181 | 1.0250 | 721000 | /1100 | 716400 | 8700 | -2.9 | 0.8134 |
| C_CG | CG-7 2 | 1 fresh baddeleyite fragment | 0.0001 | 1352 | 0.002 | 9.8 | 121.1 | 0.1172 | 1.0190 | 714000 | /2500 | 713600 | 24800 | -0.3 | 0.9538 |
| G_QA | QA-2 1 | 2 brown baddeleyite fragments | 0.0002 | 115 | 0.002 | 3.2 | 45.1 | 0.1170 | 0.9990 | 713500 | /10300 | 703300 | 100600 | -6.8 | 0.9079 |
| G_QA | QA-2 2 | 2 small baddeleyite fragments | 0.0001 | 249 | 0.073 | 1.3 | 154.4 | 0.1180 | 1.0250 | 719700 | /2500 | 716700 | 18900 | -1.9 | 0.7690 |
| G_QA | QA-2 3 | 1 baddeleyite needle, brown | 0.0001 | 315 | 0.200 | 1.2 | 217.4 | 0.1182 | 1.0349 | 720200 | /2200 | 721400 | 13100 | 0.6 | 0.6554 |
| G_QA | QA-2 4 | 1 baddeleyite in 2 brown fragments | 0.0001 | 79 | 0.276 | 1.6 | 127.5 | 0.1190 | 1.1212 | 724900 | /4700 | 763600 | 27200 | 18.4 | 0.6412 |