Figure F39. X-ray diffraction spectra of two volcaniclastic samples, (A) Sample 324-U1348A-20R-2, 36–39 cm, and (B) Sample 324-U1348A-15R-1, 95–96 cm, showing that secondary mineral assemblages are predominantly composed of calcite, phillipsite, montmorillonite, nontronite, and palygorskite, Hole U1348A.
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