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: | 2019-08-15 00:28:46 UTC |
| Log: | Geology_Rocks_in2019_v04 |
| Equipment: | Not specified |
| Position: | Latitude: -16.7429 Longitude: 155.5591 Position from underway logging |
| Sample number: | in2019_v04_D16_002 |
| Dredge: | D16 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | Yes |
| Number of photos: | 4 |
| Sample sawn: | Yes |
| Sticker: | yes |
| Colour: | white |
| Composition: | carbonate |
| Alteration: | Mn crust |
| Grain size: | sand (<2 mm) | pebble (2-64 mm) |
| Grain shape: | mixture |
| Sorting: | moderate |
| Components: | glass | carbonate/shell |
| Cement: | calcite |
| Sample bagged: | yes |
| Bucket number: | 33 |
| Rock name: | Friable coarse sand grainstone |
| Comments: | Mn-crust 1 mm patches, grains include forams, bivalve shell fragments, possible volcanic glass (1 mm red-black grains, some grains inside -> vesicles?), alignment of long axes of grains (flow) |