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: | 2019-08-26 11:51:43 UTC |
| Log: | Geology_Rocks_in2019_v04 |
| Equipment: | Not specified |
| Position: | Latitude: -14.2121 Longitude: 159.6664 Position from underway logging |
| Sample number: | in2019_v04_D43-010 |
| Dredge: | D43 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | Yes |
| Number of photos: | 3 |
| Sample sawn: | Yes |
| Sticker: | yes |
| Colour: | black | white | brown |
| Composition: | sedimentary |
| Alteration: | Fresh | Mn crust | altered |
| Grain size: | sand (<2 mm) |
| Grain shape: | rounded |
| Sorting: | moderate |
| Components: | carbonate/shell |
| Cement: | calcite |
| Sample bagged: | yes |
| Bucket number: | 80 |
| Rock name: | Mn-oxide crust with semi consolidated red grainstone |
| Comments: | Mn crust thickness 50mm. Mn-ccrust shows columnar, massive, columner and massive growth with nodule-like growth on top? Eroded, fossiliferous, semi consolidated grainstone on the bottom. Foraminifera fossils present. |