70 - 75 lbs of volcanic sandstone; angular to sub-rounded fragments; 2 cm - 25 cm long; pale green colored matrix with variable colored + sized clasts; Mn coating variable + patchy - 0 to 1 cm thick. 2 bags.
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].