World Data Service for Geophysics

Index to Marine and Lacustrine Geological Samples (IMLGS)
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Repository: URI [Contact the Curator]
Ship: Thomas G. Thompson
Cruise: TN273
Sample: TN273-27D
Device: dredge, rock
Latitude: 12.47714 to 12.47617
Longitude: 143.59711 to 143.59886
Water Depth(m): 2832 to 2748
Date: 20120113 to 20120113
PI: Katherine Kelly
IGSN: URI900161
Storage: room temperature, dry

Lava/sediment. Sediment and small volcaniclastics in pipe dredge. Collected from a submarine arc, Mariana arc extension, caldera 1 wall.
1 :    IGSN URI900162  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe oxide crusts and nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-27D-01-01. Rift bottom. manganese coated loosely consolidated sediment ooze with white, brown, and black grains of < 0.5mm sand
2 :    IGSN URI900163  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe oxide crusts and nodules
Comments: Sample TN273-27D-02-01. Rift bottom. sandy sediment with silt size ooze with some volcanic fragments, glass and manganese oxide