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Event details
| Voyage: | IN2019_V04 [details] |
| When: | 2019-08-24 02:42:57 UTC |
| Log: | Geology_Rocks_in2019_v04 |
| Equipment: | Not specified |
| Position: | Latitude: -10.5254 Longitude: 157.3333 Position from underway logging |
| Sample number: | in2019_v04_D37-020 |
| Dredge: | D37 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | Yes |
| Number of photos: | 2 |
| Sample sawn: | Yes |
| Sticker: | yes |
| Colour: | black | grey-dark | grey-light | white | yellow |
| Composition: | sedimentary |
| Alteration: | Mn crust | altered |
| Grain size: | pebble (2-64 mm) |
| Grain shape: | mixture |
| Sorting: | poor |
| Components: | scoria | volcanic vesicular | volcanic non-vesicular |
| Sample bagged: | yes |
| Bucket number: | 71 |
| Rock name: | Altered volcaniclastic matrix supported breccia |
| Comments: | Mn crust <1mm thick, altered in some areas, a lots of vessivles in clasts, unknown matrix - doesn't fizz with HCl |