World Data Service for Geophysics

Index to Marine and Lacustrine Geological Samples (IMLGS)
an international partnership


Repository: URI [Contact the Curator]
Ship: Trident
Cruise: TR-139
Sample: 18-D
Device: dredge, rock
Latitude: 68.1667
Longitude: -18.1333
Water Depth(m): 650 to 700
Date: 19730725
PI: Schilling
IGSN: URI002289
Storage: room temperature, dry
Province: ridge crest
1 :   
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, pillow plagioclase (pg)
Weathering/Metamorphism: weathering - light
Glass/remarks:some samples exhibit palagonitized glass