Siegburg, Melanie; Klügel, Andreas; Rocholl, Alexander; Bach, Wolfgang (2018): (Table 1) Major element composition of groundmass and compositional range of equilibrium clinopyroxene, orthopyroxene and plagioclase [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.895775, In supplement to: Siegburg, M et al. (2018): Magma plumbing and hybrid magma formation at an active back-arc basin volcano: North Su, eastern Manus basin. Journal of Volcanology and Geothermal Research, 362, 1-16, https://doi.org/10.1016/j.jvolgeores.2018.07.001
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Coverage:
Median Latitude: -3.800500 * Median Longitude: 152.100662 * South-bound Latitude: -3.801200 * West-bound Longitude: 152.100417 * North-bound Latitude: -3.799300 * East-bound Longitude: 152.100983
Minimum Elevation: -1260.0 m * Maximum Elevation: -1164.0 m
Event(s):
221-8R1 * Latitude: -3.800300 * Longitude: 152.100833 * Elevation: -1164.0 m * Campaign: MGLN06MV (MAGELLAN-06) * Basis: Melville * Method/Device: Seafloor Sample (SFS)
221-16R1 * Latitude: -3.801200 * Longitude: 152.100417 * Elevation: -1260.0 m * Campaign: MGLN06MV (MAGELLAN-06) * Basis: Melville * Method/Device: Seafloor Sample (SFS)
221-16R2 * Latitude: -3.801200 * Longitude: 152.100417 * Elevation: -1260.0 m * Campaign: MGLN06MV (MAGELLAN-06) * Basis: Melville * Method/Device: Seafloor Sample (SFS)
Comment:
Major element composition (in wt%).
a Compositional range of equilibrium clinopyroxene, orthopyroxene and plagioclase, as calculated using KD(Fe-Mg)cpx-liq = 0.28 ± 0.08, KD(Fe–Mg)opx-liq = 0.29 ± 0.06, and KD(Ab–An)plag-liq = 0.10 ± 0.05 (Putirka, 2008).
Parameter(s):
License:
Creative Commons Attribution-NonCommercial 4.0 International (CC-BY-NC-4.0)
Size:
95 data points
Data
1 Event | 2 Sample comment | 3 SiO2 [%] | 4 TiO2 [%] | 5 Al2O3 [%] | 6 FeO [%] | 7 MnO [%] | 8 MgO [%] | 9 CaO [%] | 10 Na2O [%] | 11 K2O [%] | 12 P2O5 [%] | 13 Sum [%] | 14 Mg [# of ions] (Mg#) | 15 Mg [# of ions] (Mg# equil. Cpxa) | 16 Mg [# of ions] (Mg# equil. Cpxa) | 17 Mg [# of ions] (Mg# equil. Opxa) | 18 Mg [# of ions] (Mg# equil. Opxa) | 19 Ca [# of ions] (Ca# equil. Plaga) | 20 Ca [# of ions] (Ca# equil. Plaga) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
221-8R1 | 221-8R1 | 65.04 | 0.632 | 14.55 | 6.03 | 0.129 | 2.22 | 5.38 | 4.52 | 1.25 | 0.250 | 100 | 39.6 | 65 | 76 | 65 | 75 | 54 | 77 |
221-16R1 | 221-16R1 | 65.63 | 0.607 | 14.28 | 6.16 | 0.128 | 2.16 | 5.10 | 4.46 | 1.26 | 0.208 | 100 | 38.5 | 64 | 76 | 64 | 73 | 52 | 76 |
221-16R1 | 221-16R1_highSi | 70.66 | 0.562 | 13.55 | 4.80 | 0.113 | 1.29 | 3.35 | 3.94 | 1.53 | 0.198 | 100 | 31.9 | 57 | 70 | 58 | 67 | 42 | 68 |
221-16R2 | 221-16R2 | 65.42 | 0.600 | 14.41 | 6.16 | 0.127 | 2.19 | 5.18 | 4.46 | 1.25 | 0.204 | 100 | 38.8 | 64 | 76 | 64 | 73 | 53 | 77 |
223-9R2 | 223-9R2 | 68.31 | 0.595 | 13.24 | 5.47 | 0.127 | 1.79 | 4.04 | 4.68 | 1.48 | 0.265 | 100 | 36.9 | 62 | 75 | 63 | 72 | 42 | 68 |