| SiO2 | TiO2 | Al2O3 | FeOc | MnO | MgO | CaO | Na2O | K2O | P2O5 | NiO | Cr2O5 | Total | Mg#d |
玄武岩 | 51.34 | 0.97 | 13.77 | 12.76 | 0.31 | 4.60 | 10.00 | 1.80 | 0.60 | 0.37 | N.A. | N.A. | 98.65 | 0.39 |
Ol (61%) | 41.30 | 0.03 | 0.03 | 9.74 | 0.14 | 49.45 | 0.05 | 0.04 | 0.04 | 0.01 | 0.31 | 0.06 | 101.22 | 0.90 |
Opx (39%) | 54.46 | 0.17 | 4.38 | 6.30 | 0.11 | 33.49 | 0.63 | 0.17 | 0.01 | 0.18 | N.A. | 0.35 | 100.25 | 0.91 |