World Data Service for Geophysics

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

doi:10.7289/V5H41PB8


Repository: URI [Contact the Curator]
Ship: Trident
Cruise: TR-139
Sample: 20-D
Device: dredge, rock
Latitude: 68.3667
Longitude: -17.9917
Water Depth(m): 600 to 700
Date: 19730726
PI: Schilling
IGSN: URI002291
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 with fresh glass & Mn/Fe oxide coatings
Comments: Other features: some greenish alteration, pillows are vesicular
_