Figure F45. Occurrences of glauconite. A. Irregular greenish mottling (Sample 338-C0002J-3R-5, 60–64 cm). B. Repetitive green bands (Sample 338-C0002J-4R-4, 100–107 cm). C. Scattered glauconite sand and granules (Sample 338-C0002J-3R-1, 38–41 cm). D. Glauconite (green grains) in smear slide (Sample 338-C0002J-2R-1, 41 cm; PPL). E. Discrete layer of glauconite sand (Sample 338-C0002J-5R-7, 35–39 cm).
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