Brownish foraminiferal- calcilutite of ~50% fine foram sand. Contains some light green rock grains (<1%) which are apparently non-calcareous and fairly soft-may be volcanic.
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].