World Data Service for Geophysics

Index to Marine and Lacustrine Geological Samples (IMLGS)
an international partnership


Repository: URI [Contact the Curator]
Ship: Nautilus
Cruise: NA015
Sample: 006-ROVG
Device: grab, ROV
Latitude: 38.5797
Longitude: 14.1557
Water Depth(m): 822
Date: 20110915
PI: Croff Bell, Katy
Storage: room temperature, dry
Province: trench, continental margin
1 :   
Lithology/Mineralogy: igneous (extrusive/volcanic), andesites
Weathering/Metamorphism: metamorphism - hydrothermal
Glass/remarks:notable Mn/Fe oxide coatings
Comments: ROV grab of 2 rocks from bacterial mat area. Tried to collect rocks that looked orangey (possibly hydrothermally altered). Subsamples: a=URI, b=Italy, c=New Zealand