Information: - Our applications will be disrupted from 2024-05-03 16:30 AEST to 2024-05-03 18:00 AEST Friday due to infrastructure upgrades. We apologize for any inconvenience and appreciate your patience during this maintenance window.
Please login if you have access to particular applications.
Event details
| Voyage: | IN2019_V04 [details] |
| When: | 2019-08-28 23:13:05 UTC |
| Log: | Geology_Rocks_in2019_v04 |
| Equipment: | Not specified |
| Position: | Latitude: -17.2464 Longitude: 159.1647 Position from underway logging |
| Sample number: | in2019_v04_D48_021 |
| Dredge: | D48 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | Yes |
| Number of photos: | 3 |
| Sample sawn: | Yes |
| Sticker: | yes |
| Colour: | black | brown |
| Composition: | mafic |
| Alteration: | Mn crust |
| Vesicle abundance: | 10-30% |
| Vesicle Filling (%): | 90 |
| Vesicle fill: | Xeolite |
| Grain size: | pebble (2-64 mm) |
| Grain shape: | mixture |
| Sorting: | moderate |
| Components: | volcanic vesicular |
| Cement: | calcite |
| Sample bagged: | yes |
| Bucket number: | 85 |
| Rock name: | Manganese crust with a matrix supported basalt breccia |
| Comments: | Mn-crust 80 mm, large basalt clasts in calcite matrix, breccia is a small section of the Mn crust |