NOAA logo, National Centers for Environmental Information, National Oceanic and Atmospheric Administration
US National Science Foundation Division of Ocean Sciences
Index to Marine and Lacustrine Geological Samples (IMLGS)

Repository: University of Hawaii at Manoa
Contact the Curator
Ship: Kana Keoki
Cruise: KK740109-01 (KK74)
Sample: KK740109-1 STA3 RD1
Device: dredge, rock
Latitude: 0.133
Longitude: -102.264
Water Depth(m): 3100
Date: 19740129
Storage: room temperature, dry

E Pacific Ocean, East Pacific Rise. Chain bag dredge. Field description: basalt
1 :   
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt
Comments: ~ 115 kgs (?) basalt, massive with radiating fracture lines (go to surface). Pahoehoe appearing surface covered with thin (1 cm) layer of cracked glass (obsidian). Chunks up to 10 kgs. Gas bubble holes up to 2 cm - some conical (one containing white sediment (predominantly coccoliths with some forams)). Grades from glass on surface to dark grey fine crystalline interior. Brown fibrous substance in places on surface. Growth.

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: doi:10.7289/V5H41PB8.

ESRI iconUse the Interactive Map Interface