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: 31-D
Device: dredge, rock
Latitude: 72.175
Longitude: 0.2333
Water Depth(m): 2824 to 2100
Date: 19730803
PI: Schilling
IGSN: URI002300
Storage: room temperature, dry
Province: rise or ridge, aseismic ocean
1 :   
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, pillow
Weathering/Metamorphism: weathering - light
Glass/remarks:some samples exhibit palagonitized glass & Mn/Fe oxide coatings
Comments: Other features: some greenish alteration, breccia, rock fragments, chloritized mylonite, serpentinized basalt
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