| Repository: | University of Rhode Island Contact the Curator |
| Ship: | Nautilus |
| Cruise: | NA037 |
| Sample: | 051-ROVG |
| Device: | grab, ROV |
| Latitude: | 16.6057 |
| Longitude: | -61.9398 |
| Water Depth(m): | 759 |
| Date: | 20131026 |
| PI: | Croff Bell, Katy |
| Storage: | room temperature, dry |
| Province: | trench, insular |
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| Lithology/Mineralogy: | igneous (extrusive/volcanic), andesites plagioclase (pg) |
| Weathering/Metamorphism: | weathering - moderate |
| Glass/remarks: | notable Mn/Fe oxide coatings |
| Comments: | Rock from top of ridge in 1st caldera, lots of bioencrustation, ~15 cm long. Greenish-grey plag-bearing andesite w. concoidal weathering and manganese crust |