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Event details
| Voyage: | IN2019_V04 [details] |
| When: | 2019-08-23 21:41:23 UTC |
| Log: | Geology_Rocks_in2019_v04 |
| Equipment: | Not specified |
| Position: | Latitude: -10.2238 Longitude: 157.2987 Position from underway logging |
| Sample number: | in2019_v04_D36-029 |
| Dredge: | D36 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | Yes |
| Number of photos: | 3 |
| Sample sawn: | Yes |
| Sticker: | yes |
| Colour: | black | grey-dark | grey-light | white | red | brown | yellow | green |
| Composition: | carbonate |
| Alteration: | Mn crust | altered |
| Phenocryst mineralogy: | feldspar |
| Vesicle abundance: | <10% |
| Vesicle Filling (%): | 70 |
| Vesicle fill: | Calcite |
| Grain size: | pebble (2-64 mm) |
| Grain shape: | angular |
| Sorting: | poor |
| Components: | volcanic vesicular | carbonate/shell |
| Sample bagged: | yes |
| Bucket number: | 62 |
| Rock name: | Altered clast supported poymict mafic clast - bearing breccia |
| Comments: | Polymictic - dolorite + fine grained basalt. Sericite/epidote/chlorite - Dimonal with veins. Calcite veins + crystals (fizz). Fe02 infilling. Varying degree of weathering. Clast supported. |