World Data Service for Geophysics

Index to Marine and Lacustrine Geological Samples (IMLGS)
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Repository: URI [Contact the Curator]
Ship: Nautilus
Cruise: NA007
Sample: 103-ROVG
Device: grab, ROV
Latitude: 36.4066
Longitude: 25.6761
Water Depth(m): 546
Date: 20100809
PI: Croff Bell, Katy
Storage: room temperature, dry
Province: trench, continental margin
1 :   
Lithology/Mineralogy: igneous (extrusive/volcanic), pumice/scoria
Weathering/Metamorphism: weathering - heavy, very
Glass/remarks:no glass
Comments: Small concretion from M01; looks to be pumice fragment that is almost weathered to clay, some vesicular structure remains as does lithis fragments