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Event details
| Voyage: | IN2019_V04 [details] |
| When: | 2019-08-11 14:32:36 UTC |
| Log: | Geology_Rocks_in2019_v04 |
| Equipment: | Not specified |
| Position: | Latitude: -20.2134 Longitude: 155.5487 Position from underway logging |
| Sample number: | in2019_v04_D07_017 |
| Dredge: | D07 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | Yes |
| Number of photos: | 2 |
| Sample sawn: | No |
| Sticker: | yes |
| Colour: | black | grey-dark | white | brown |
| Composition: | mafic |
| Groundmass: | microcrystaline |
| Features: | volcanic brecciated |
| Vesicle abundance: | 30-50% |
| Vesicle Filling (%): | 90 |
| Vesicle fill: | calcite, ooze |
| Alteration: | altered |
| Grain size: | sand (<2 mm) | pebble (2-64 mm) |
| Grain shape: | mixture |
| Sorting: | poor |
| Components: | volcanic vesicular |
| Cement: | calcite |
| Sample bagged: | yes |
| Bucket number: | 17 |
| Rock name: | Mafic volcanic breccia |
| Comments: | No visible fresh minerals. Elongated vesicles. Read sketch on the sheet! |