3 bags total. 1 large tabular boulder of chalk ~ 100 lbs; 1 small (8 x 12 cm) fine grained volcanic sandstone ( within bag 1); 1 plastic bag of mud lumps (within bag 1).
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].