Figure F68. Color close-up photograph of Sample 183-1137A-29R-2 (Pieces 2-4, 50-80 cm). Volcaniclastic debris and well-indurated sediments along contact between basement Units 3 and 4. A distinct clast (?) of oxidized lava and indurated sediment is discordant to bedding, and multiple-graded beds are also present. The well-oxidized flow top of Unit 4 is also shown (75-80 cm).