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Figure F27. A. Photomicrograph of olivine phenocrysts with complete replacement by saponite and calcite, Hole U1350A (Thin Section 281; Sample 324-U1350A-14R-1, 56–60 cm). B. Photomicrograph of an olivine phenocryst completely replaced by saponite (Thin Section 306; Sample 324-U1350A-22R-3 117–119 cm). A is under cross-polarized light; B is under plane-polarized light.

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