Choi, Sarang (2026): Major element and chlorine compositions of MORB at segment 3-2 [dataset]. PANGAEA, https://doi.pangaea.de/10.1594/PANGAEA.989441 (DOI registration in progress), In: Choi, S (2026): Geochemical and Microanalytical Dataset for Mineral, Fluid Inclusion, and Whole-Rock Compositions from the Onnuri Oceanic Core Complex (Central Indian Ridge) [dataset bundled publication]. PANGAEA, https://doi.pangaea.de/10.1594/PANGAEA.989437 (DOI registration in progress)
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Published: 2026-02-09
Related to:
Kim, Jonguk; Pak, Sang-Joon; Moon, Jai-Woon; Lee, Sang-Mook; Oh, Jihye; Stuart, Finlay M (2017): Mantle heterogeneity in the source region of mid‐ocean ridge basalts along the northern C entral I ndian R idge (8°S–17°S). Geochemistry, Geophysics, Geosystems, 18(4), 1419-1434, https://doi.org/10.1002/2016GC006673
Coverage:
Median Latitude: -11.483333 * Median Longitude: 66.358334 * South-bound Latitude: -11.533333 * West-bound Longitude: 66.350000 * North-bound Latitude: -11.433333 * East-bound Longitude: 66.366667
Minimum ELEVATION: -3394 m a.s.l. * Maximum ELEVATION: -3329 m a.s.l.
Event(s):
Comment:
Major element data except for Cl are from Kim et al. (2017).
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Lithology/composition/facies | Lithology | Choi, Sarang | |||
| 2 | Geomorphology | Geomorphology | Choi, Sarang | |||
| 3 | LATITUDE | Latitude | Choi, Sarang | Geocode | ||
| 4 | LONGITUDE | Longitude | Choi, Sarang | Geocode | ||
| 5 | ELEVATION | Elevation | m a.s.l. | Choi, Sarang | Geocode | |
| 6 | Sample code/label | Sample label | Choi, Sarang | |||
| 7 | Silicon dioxide | SiO2 | % | Kim, Jonguk | wt. %, data from Kim et al. (2017) | |
| 8 | Titanium dioxide | TiO2 | % | Kim, Jonguk | wt. %, data from Kim et al. (2017) | |
| 9 | Aluminium oxide | Al2O3 | % | Kim, Jonguk | wt. %, data from Kim et al. (2017) | |
| 10 | Iron oxide, FeO | FeO | % | Kim, Jonguk | wt. %, data from Kim et al. (2017) | |
| 11 | Manganese oxide | MnO | % | Kim, Jonguk | wt. %, data from Kim et al. (2017) | |
| 12 | Magnesium oxide | MgO | % | Kim, Jonguk | wt. %, data from Kim et al. (2017) | |
| 13 | Calcium oxide | CaO | % | Kim, Jonguk | wt. %, data from Kim et al. (2017) | |
| 14 | Sodium oxide | Na2O | % | Kim, Jonguk | wt. %, data from Kim et al. (2017) | |
| 15 | Potassium oxide | K2O | % | Kim, Jonguk | wt. %, data from Kim et al. (2017) | |
| 16 | Phosphorus pentoxide | P2O5 | % | Kim, Jonguk | wt. %, data from Kim et al. (2017) | |
| 17 | Chlorine | Cl | % | Choi, Sarang | wt. % | |
| 18 | Total | Total | % | Choi, Sarang | wt. % | |
| 19 | Chlorine, limit of detection | Cl LOD | mg/kg | Choi, Sarang | ||
| 20 | Chlorine/Potassium ratio | Cl/K | Choi, Sarang | |||
| 21 | Crystallization pressure | Crystallization press | kbar | Choi, Sarang |
License:
Creative Commons Attribution 4.0 International (CC-BY-4.0)
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
36 data points
Data
| 1 Lithology | 2 Geomorphology | 3 Latitude | 4 Longitude | 5 Elevation [m a.s.l.] | 6 Sample label | 7 SiO2 [%] | 8 TiO2 [%] | 9 Al2O3 [%] | 10 FeO [%] | 11 MnO [%] | 12 MgO [%] | 13 CaO [%] | 14 Na2O [%] | 15 K2O [%] | 16 P2O5 [%] | 17 Cl [%] | 18 Total [%] | 19 Cl LOD [mg/kg] | 20 Cl/K | 21 Crystallization press [kbar] |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MORB | Segment center | -11.433333 | 66.350000 | -3394 | IR091101 | 52.21 | 1.64 | 15.07 | 9.48 | 0.18 | 7.10 | 10.48 | 3.04 | 0.21 | 0.16 | 0.0068 | 99.57 | 8 | 0.032 | 2.73 |
| MORB | Segment center | -11.533333 | 66.366667 | -3329 | IR091001 | 52.05 | 1.56 | 15.52 | 8.98 | 0.17 | 7.21 | 10.36 | 3.27 | 0.23 | 0.18 | 0.0075 | 99.54 | 8 | 0.033 | 3.47 |