Humphris, Susan E; Thompson, Geoffrey (1983): (Table 1) Major, trace and rare earth element concentrations of dredged sediments [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.714983, In supplement to: Humphris, SE; Thompson, G (1983): Geochemistry of rare earth elements in basalts from the Walvis Ridge: implications for its origin and evolution. Earth and Planetary Science Letters, 66, 223-242, https://doi.org/10.1016/0012-821X(83)90138-3
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Coverage:
Median Latitude: -31.549433 * Median Longitude: 0.050550 * South-bound Latitude: -37.095000 * West-bound Longitude: -7.778300 * North-bound Latitude: -25.435000 * East-bound Longitude: 6.703300
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Sample code/label | Sample label | Humphris, Susan E | |||
| 2 | Area/locality | Area | Humphris, Susan E | |||
| 3 | LATITUDE | Latitude | Geocode | |||
| 4 | LONGITUDE | Longitude | Geocode | |||
| 5 | Silicon dioxide | SiO2 | % | Humphris, Susan E | X-ray fluorescence (XRF) | |
| 6 | Titanium dioxide | TiO2 | % | Humphris, Susan E | X-ray fluorescence (XRF) | |
| 7 | Aluminium oxide | Al2O3 | % | Humphris, Susan E | X-ray fluorescence (XRF) | |
| 8 | Iron oxide, FeO | FeO | % | Humphris, Susan E | X-ray fluorescence (XRF) | FeO* |
| 9 | Manganese oxide | MnO | % | Humphris, Susan E | X-ray fluorescence (XRF) | |
| 10 | Magnesium oxide | MgO | % | Humphris, Susan E | X-ray fluorescence (XRF) | |
| 11 | Calcium oxide | CaO | % | Humphris, Susan E | X-ray fluorescence (XRF) | |
| 12 | Sodium oxide | Na2O | % | Humphris, Susan E | X-ray fluorescence (XRF) | |
| 13 | Potassium oxide | K2O | % | Humphris, Susan E | X-ray fluorescence (XRF) | |
| 14 | Phosphorus pentoxide | P2O5 | % | Humphris, Susan E | X-ray fluorescence (XRF) | |
| 15 | Iron oxide, FeO | FeO | % | Humphris, Susan E | X-ray fluorescence (XRF) | on a dried (110°C) basis |
| 16 | Iron oxide, Fe2O3 | Fe2O3 | % | Humphris, Susan E | X-ray fluorescence (XRF) | on a dried (110°C) basis |
| 17 | Water in rock | H2O | % | Humphris, Susan E | X-ray fluorescence (XRF) | H2O+, structural part, similar to LOI |
| 18 | Water in rock | H2O | % | Humphris, Susan E | X-ray fluorescence (XRF) | H2O[-] |
| 19 | Carbon dioxide | CO2 | % | Humphris, Susan E | X-ray fluorescence (XRF) | on a dried (110°C) basis |
| 20 | Rubidium | Rb | mg/kg | Humphris, Susan E | X-ray fluorescence (XRF) | |
| 21 | Vanadium | V | mg/kg | Humphris, Susan E | X-ray fluorescence (XRF) | |
| 22 | Chromium | Cr | mg/kg | Humphris, Susan E | X-ray fluorescence (XRF) | |
| 23 | Nickel | Ni | mg/kg | Humphris, Susan E | X-ray fluorescence (XRF) | |
| 24 | Copper | Cu | mg/kg | Humphris, Susan E | X-ray fluorescence (XRF) | |
| 25 | Zinc | Zn | mg/kg | Humphris, Susan E | X-ray fluorescence (XRF) | |
| 26 | Strontium | Sr | mg/kg | Humphris, Susan E | X-ray fluorescence (XRF) | |
| 27 | Yttrium | Y | mg/kg | Humphris, Susan E | X-ray fluorescence (XRF) | |
| 28 | Zirconium | Zr | mg/kg | Humphris, Susan E | X-ray fluorescence (XRF) | |
| 29 | Niobium | Nb | mg/kg | Humphris, Susan E | X-ray fluorescence (XRF) | |
| 30 | Zirconium/Yttrium ratio | Zr/Y | Humphris, Susan E | |||
| 31 | Zirconium/Niobium ratio | Zr/Nb | Humphris, Susan E | |||
| 32 | Yttrium/Niobium ratio | Y/Nb | Humphris, Susan E | |||
| 33 | Scandium | Sc | mg/kg | Humphris, Susan E | Instrumental neutron activation analysis (INAA) (Reimann et al., 1998) | |
| 34 | Hafnium | Hf | mg/kg | Humphris, Susan E | Instrumental neutron activation analysis (INAA) (Reimann et al., 1998) | |
| 35 | Tantalum | Ta | mg/kg | Humphris, Susan E | Instrumental neutron activation analysis (INAA) (Reimann et al., 1998) | |
| 36 | Lanthanum | La | mg/kg | Humphris, Susan E | Instrumental neutron activation analysis (INAA) (Reimann et al., 1998) | |
| 37 | Cerium | Ce | mg/kg | Humphris, Susan E | Instrumental neutron activation analysis (INAA) (Reimann et al., 1998) | |
| 38 | Neodymium | Nd | mg/kg | Humphris, Susan E | Instrumental neutron activation analysis (INAA) (Reimann et al., 1998) | |
| 39 | Samarium | Sm | mg/kg | Humphris, Susan E | Instrumental neutron activation analysis (INAA) (Reimann et al., 1998) | |
| 40 | Europium | Eu | mg/kg | Humphris, Susan E | Instrumental neutron activation analysis (INAA) (Reimann et al., 1998) | |
| 41 | Terbium | Tb | mg/kg | Humphris, Susan E | Instrumental neutron activation analysis (INAA) (Reimann et al., 1998) | |
| 42 | Ytterbium | Yb | mg/kg | Humphris, Susan E | Instrumental neutron activation analysis (INAA) (Reimann et al., 1998) | |
| 43 | Lutetium | Lu | mg/kg | Humphris, Susan E | Instrumental neutron activation analysis (INAA) (Reimann et al., 1998) | |
| 44 | Lanthanum/Ytterbium ratio | La/Yb | Humphris, Susan E | (La/Yb)N | ||
| 45 | Cerium/Ytterbium ratio | Ce/Yb | Humphris, Susan E | (Ce/Yb)N |
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