Index to Marine and Lacustrine Geological Samples (IMLGS)
LDEO [Contact the Curator]
Robert D. Conrad
room temperature, dry
RC08 data and images at NCEI
RC0809 Trackline Geophysics at NCEI
RC0809 data at MGDS
RC08 data at NCEI
Dense gray black basalt chunks. Strongly weathered. Pieces of rather uniform size very angular, often, polygonal. Mn encrustation. All rock appear similar.
When you refer to individual samples/data in the IMLGS, please cite each source repository whose data you use.
More Information and how to cite the IMLGS:
Use the Interactive Map Interface
Website of the US Dept of Commerce/NOAA/NESDIS/NCEI