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Event details
Voyage: | IN2019_V04 [details] |
When: | 2019-08-26 12:00:45 UTC |
Log: | Geology_Rocks_in2019_v04 |
Equipment: | Not specified |
Position: | Latitude: -14.2331 Longitude: 159.6441 Position from underway logging |
Sample number: | in2019_v04_D43-014 |
Dredge: | D43 |
Sample Number Assigned: | Yes |
Sample photographed (include scale and sample number): | Yes |
Number of photos: | 4 |
Sample sawn: | Yes |
Sticker: | yes |
Colour: | black | white | brown | yellow |
Alteration: | Fresh | Mn crust | altered |
Grain size: | silt |
Grain shape: | rounded |
Sorting: | good |
Components: | carbonate/shell |
Cement: | calcite |
Sample bagged: | yes |
Bucket number: | 81 |
Rock name: | Mn Ox crust with calcareous mudstone |
Comments: | Mn-crust shows columnar, layered and nodule growing. Eroded calcareoous mudstone layer on the bottom - maybe with intraclasts or refilled and crystallised holes. |