Table T2. Summary of shipboard ICP-AES analyses. (See table notes.)
Major element oxide (wt%) | ||
---|---|---|
Pillow | Massive | |
SiO2 | 49.82 ± 0.77 | 49.81 ± 0.93 |
Al2O3 | 14.75 ± 0.42 | 13.94 ± 0.54 |
TiO2 | 1.65 ± 0.17 | 1.98 ± 0.29 |
Fe2O3 | 10.08 ± 0.84 | 11.98 ± 1.04 |
MgO | 7.30 ± 0.46 | 7.21 ± 0.43 |
MnO | 0.23 ± 0.04 | 0.18 ± 0.03 |
CaO | 11.84 ± 0.34 | 11.04 ± 0.71 |
Na2O | 2.66 ± 0.13 | 2.81 ± 0.27 |
K2O | 0.12 ± 0.08 | 0.10 ± 0.04 |
P2O5 | 0.14 ± 0.02 | 0.16 ± 0.04 |
Notes: Data from Table T6 in the "Site U1301" chapter. Mean values based on 26 samples from pillow units and 6 samples from massive units. Samples from the breccia unit were not analyzed on board the ship. ICP-AES = inductively coupled plasma–atomic emission spectroscopy.
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