300 lbs of 'open work' conglomerate consisting of pebbles in a white calcareous and possibly ash matrix; rounded cobbles and pebbles up to 16cm of basalt and Mn nodules
Cite the IMLGS database as: Curators of Marine and Lacustrine Geological Samples Consortium. The Index to Marine and Lacustrine Geological Samples (IMLGS). National Geophysical Data Center, NOAA. doi:10.7289/V5H41PB8 [date of access].