Figure F14. Photomicrographs of smear slide samples from Subunit IA. A. Calcareous mud (Sample 339-U1390A-21X-2A, 112 cm). B. Silty mud with biogenic carbonate (Sample 339-U1390A-21X-3A, 104 cm). C. Silty sand (Sample 339-U1390C-2H-2A, 80 cm). Left panels taken under plane-polarized light; right panels taken under cross-polarized light.
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