Index to Marine and Lacustrine Geological Samples (IMLGS)
LDEO [Contact the Curator]
3803 to 3238
room temperature, dry
EW9602 data at R2R
EW9602 Trackline Geophysics at NCEI
Four samples of aphyric, non-vesicular volcanics with fresh glass (one without), mild to serious alteration, 1-40mm Mn. Also extremely altered rock slabs and fragments with 13-20mm Mn.
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