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: 056-ROVG
Device: grab, ROV
Latitude: 36.5254
Longitude: 25.4749
Water Depth(m): 163
Date: 20100805
PI: Croff Bell, Katy
Storage: room temperature, dry
Province: trench, continental margin
1 :   
Lithology/Mineralogy: igneous (extrusive/volcanic), pumice/scoria
Weathering/Metamorphism: weathering - fresh
Glass/remarks:>50% samples exhibit fresh glass
Comments: In situ white pumice; 2 pieces; 2 clasts are different so both broken in 3 pieces, were still placed in same bag; one sample bag has white pumice the other has banded rhyolite