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Event details
Voyage: | IN2019_V04 [details] |
When: | 2019-08-25 15:17:19 UTC |
Log: | Geology_Rocks_in2019_v04 |
Equipment: | Not specified |
Position: | Latitude: -13.3045 Longitude: 158.9725 Position from underway logging |
Sample number: | in2019_v04_D41-007 |
Dredge: | D41 |
Sample Number Assigned: | Yes |
Sample photographed (include scale and sample number): | Yes |
Number of photos: | 4 |
Sample sawn: | Yes |
Sticker: | yes |
Colour: | black | white | red | brown | yellow |
Composition: | sedimentary |
Alteration: | Mn crust | altered |
Grain size: | silt | sand (<2 mm) | pebble (2-64 mm) | cobble (>64 mm) |
Grain shape: | mixture |
Sorting: | poor |
Components: | carbonate/shell | other |
Cement: | calcite |
Sample bagged: | yes |
Bucket number: | 73 |
Rock name: | Matrix supported polymictic conglomerate |
Comments: | Sedimentary carbonate.Thick matrix of calcite (5mm-30mm). Clasts of mudstone approx. 30mm height and 85-130mm length. Conglomerate with greater % of calcite matrix and bioturbation |