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Event details
| Voyage: | IN2019_V04 [details] |
| When: | 2019-08-21 12:26:27 UTC |
| Log: | Geology_Rocks_in2019_v04 |
| Equipment: | Not specified |
| Position: | Latitude: -13.3314 Longitude: 154.293 Position from underway logging |
| Sample number: | in2019_v04_D33_009 |
| Dredge: | D33 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | Yes |
| Number of photos: | 4 |
| Sample sawn: | Yes |
| Sticker: | yes |
| Colour: | black | grey-dark | red |
| Composition: | mafic |
| Alteration: | Mn crust | altered |
| Phenocryst abundance (%): | 0% |
| Vesicle abundance: | absent |
| Grain size: | pebble (2-64 mm) |
| Grain shape: | angular |
| Sorting: | poor |
| Components: | volcanic non-vesicular |
| Sample bagged: | yes |
| Bucket number: | 49 |
| Rock name: | Red/green altered volcanic rock in Mn nodule |
| Comments: | Mn nodule with crust 20 mm. Cracks in the last and alteration around the cracks. Small class in Mn crust (size 0.5 cm long) |