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: 028-ROVG
Device: grab, ROV
Latitude: 36.6118
Longitude: 25.5576
Water Depth(m): 364
Date: 20100802
PI: Croff Bell, Katy
Storage: room temperature, dry
Province: trench, continental margin
1 :   
Lithology/Mineralogy: igneous (extrusive/volcanic), pumice/scoria
Weathering/Metamorphism: weathering - moderate
Glass/remarks:some samples exhibit fresh glass
Comments: White rhyolite/dacite pumice clast with chaotic fabric; some large (cm scale) coalesced vesicles with fibrous bubble wall fragments; biotic bearing