approx 40 lbs of basalt frags - mostly massive, angular pieces thinly MN- coated (< 1 mm) + patchy; some frags vesicular resembling pahoehoe flow off-white + brown clays + mud trapped in surface irregularities + pockets. 1 bag 40 lbs.
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].