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Event details
Voyage: | IN2019_V04 [details] |
When: | 2019-08-25 23:35:25 UTC |
Log: | Geology_Rocks_in2019_v04 |
Equipment: | Not specified |
Position: | Latitude: -13.651 Longitude: 159.3175 Position from underway logging |
Sample number: | in2019_v04_D41-036 |
Dredge: | D41 |
Sample Number Assigned: | Yes |
Sample photographed (include scale and sample number): | Yes |
Number of photos: | 4 |
Sample sawn: | Yes |
Sticker: | yes |
Colour: | grey-light | white | yellow |
Composition: | sedimentary |
Alteration: | Mn crust | altered |
Vesicle abundance: | <10% |
Vesicle Filling (%): | 80% |
Vesicle fill: | Calcite and clay |
Grain size: | sand (<2 mm) | pebble (2-64 mm) |
Grain shape: | mixture |
Sorting: | poor |
Components: | carbonate/shell |
Cement: | calcite |
Sample bagged: | yes |
Bucket number: | 78 |
Rock name: | Poorly sorted cement supported mudstone clast conglomerate |
Comments: | Sand to pebble sized mudstones bedded in calcite matrix. Big pebbles are rounded, smaller sand can be angular. Brachiopod shells visible |