Figure F19. Photomicrograph of skeletal grain-rich rudstone. A. Sample 202-1236A-18H-1, 90-92 cm. B, C. Sample 202-1236A-18H-5, 61-62 cm. D. Sample 202-1236A-18H-1, 0-2 cm. (i) = peloids, (ii) = larger benthic foraminifers, (iii) = red algae, and (iv) = bryozoan fragments.