Please login if you have access to particular applications.
Event details
| Voyage: | IN2019_V04 [details] |
| When: | 2019-08-21 03:05:31 UTC |
| Log: | Geology_Rocks_in2019_v04 |
| Equipment: | Not specified |
| Position: | Latitude: -12.6495 Longitude: 153.6421 Position from underway logging |
| Sample number: | in2019_v04_D32_039 |
| Dredge: | D32 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | Yes |
| Number of photos: | 2 |
| Sample sawn: | Yes |
| Sticker: | yes |
| Colour: | black | white | brown | yellow |
| Composition: | felsic |
| Groundmass: | microcrystaline |
| Vesicle abundance: | 30-50% |
| Vesicle Filling (%): | 100 |
| Vesicle fill: | Mn |
| Alteration: | Mn crust | altered |
| Sample bagged: | yes |
| Bucket number: | 46 |
| Rock name: | Altered felsic igneous rock in Mn oxide nodule |
| Comments: | 25mm of mn crust, small black crystalls, white groundmass but altered. |