Figure F4. Variation of (A) Cr2O3, (B) TiO2, (C) Al2O3, and (D) Na2O vs. Mg# ([Mg/(Mg + FeT)] × 100) in clinopyroxenes (cpx) from the major lithologies, Hole 1256D. Run14EXJB-T-G15 gabbro and cpx microphenocrysts in basaltic lavas are distinguished for comparison purposes. Crosses = mean error bars for microprobe analyses.
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