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Event details
Voyage: | IN2019_V04 [details] |
When: | 2019-08-23 06:23:19 UTC |
Log: | Geology_Rocks_in2019_v04 |
Equipment: | Not specified |
Position: | Latitude: -10.4204 Longitude: 156.8483 Position from underway logging |
Sample number: | in2019_v04_D35-034 |
Dredge: | D35 |
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 |
Grain size: | silt |
Grain shape: | rounded |
Sorting: | good |
Components: | carbonate/shell |
Cement: | calcite |
Sample bagged: | yes |
Bucket number: | 54 |
Rock name: | Non-bedded burrowed carbonate mustone |
Comments: | Mn crust thickness 4mm. Very soft but mostly consolidated. Well sorted and mostly white in colour apart from burrows and thin Mn crust. Full of small burrows ~1mm diameter. |