Figure AF18. Representative lithofacies from the Medford corehole. A. Braided stream sediments from the Potomac Formation (1020–1024 ft; 310.9–312.1 m). B. Braided stream sediments from the Potomac Formation (1047–1053 ft; 319.1

Figure AF18. Representative lithofacies from the Medford corehole. A. Braided stream sediments from the Potomac Formation (1020–1024 ft; 310.9–312.1 m). B. Braided stream sediments from the Potomac Formation (1047–1053 ft; 319.1–321.0 m).