Fine-medium grained basalt with alteration to chlorite (Serpentine ?) along fractures, possible pillow features; basalt with crystals on surface; sample similar to 1594.
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].