Wood, Rachel A; Poulton, Simon W; Prave, Anthony R; Hoffmann, Karl-Heinz; Clarkson, Matthew O; Guilbaud, R; Lyne, J W; Tostevin, Rosalie; Bowyer, Pete; Penny, A M; Curtis, Alexandra; Kasemann, Simone A (2015): (Table S7B) Geochemical analysis of Site 6, Arasab: Shales [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.847483, In supplement to: Wood, RA et al. (2015): Dynamic redox conditions control late Ediacaran metazoan ecosystems in the Nama Group, Namibia. Precambrian Research, 261, 252-271, https://doi.org/10.1016/j.precamres.2015.02.004
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Coverage:
Latitude: -26.887500 * Longitude: 16.413056
Minimum SECTION, height: 1.6 m * Maximum SECTION, height: 99.2 m
Comment:
highly reactive Fe to total Fe, (FeHR/FeT).carbonate-associated Fe, (Fecarb; e.g., ankerite and siderite).ferric(oxyhydr)oxides, (Feox; e.g., goethite and hematite).magnetite Fe, (Femag).Fe sulfide minerals, (Fepy; e.g., makinawite and pyrite).
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Sample code/label | Sample label | Wood, Rachel A | |||
| 2 | SECTION, height | Section | m | Wood, Rachel A | Geocode | |
| 3 | Iron | Fe | % | Wood, Rachel A | total | |
| 4 | Iron | Fe | % | Wood, Rachel A | Femag | |
| 5 | Iron oxide | Fe oxide | % | Wood, Rachel A | Feox | |
| 6 | Iron carbonate, siderite | FeCO3 | % | Wood, Rachel A | Fecarb | |
| 7 | Iron sulfides | Fe sulfides | % | Wood, Rachel A | Fepy | |
| 8 | Ratio | Ratio | Wood, Rachel A | FeHR/FeT | ||
| 9 | Ratio | Ratio | Wood, Rachel A | Fepy/FeHR |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
104 data points
Data
| 1 Sample label | 2 Section [m] | 3 Fe [%] (total) | 4 Fe [%] (Femag) | 5 Fe oxide [%] (Feox) | 6 FeCO3 [%] (Fecarb) | 7 Fe sulfides [%] (Fepy) | 8 Ratio (FeHR/FeT) | 9 Ratio (Fepy/FeHR) |
|---|---|---|---|---|---|---|---|---|
| ARS4-1 | 1.6 | 1.093 | 0.027 | 0.926 | 0.063 | 0.003 | 0.933 | 0.003 |
| ARS4-2 | 2.6 | 1.071 | 0.025 | 0.564 | 0.161 | 0.003 | 0.703 | 0.004 |
| ARS4-3 | 6.5 | 0.664 | 0.010 | 0.461 | 0.004 | 0.006 | 0.724 | 0.012 |
| ARS4-4 | 9.5 | 4.394 | 0.312 | 2.609 | 0.000 | 0.001 | 0.665 | 0.001 |
| ARS4-5 | 20.8 | 3.790 | 0.109 | 1.401 | 0.066 | 0.001 | 0.416 | 0.000 |
| ARS4-6 | 22.2 | 3.648 | 0.160 | 2.912 | 0.000 | 0.001 | 0.842 | 0.000 |
| ARS4-7 | 38.1 | 0.883 | 0.031 | 0.849 | 0.000 | 0.004 | 1.000 | 0.004 |
| ARS4-8 | 62.1 | 33.189 | 1.276 | 24.331 | 0.000 | 0.000 | 0.772 | 0.000 |
| ARS4-9 | 63.1 | 41.140 | 1.644 | 26.026 | 0.000 | 0.000 | 0.673 | 0.000 |
| ARS4-10 | 64.1 | 37.195 | 1.742 | 23.158 | 0.050 | 0.000 | 0.671 | 0.000 |
| ARS4-11 | 66.7 | 27.989 | 1.148 | 21.949 | 0.000 | 0.001 | 0.825 | 0.000 |
| ARS4-12 | 74.1 | 2.197 | 0.067 | 0.754 | 0.026 | 0.002 | 0.387 | 0.003 |
| ARS4-13 | 99.2 | 2.057 | 0.025 | 2.220 | 0.000 | 0.006 | 1.094 | 0.003 |