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Event details
| Voyage: | IN2019_V04 [details] |
| When: | 2019-08-18 23:36:18 UTC |
| Log: | Geology_Sed_in2019_v04 |
| Equipment: | Not specified |
| Position: | Latitude: -14.3493 Longitude: 155.4644 Position from underway logging |
| Dredge: | D27 |
| Sample Number: | IN2019_V04_D27_001 |
| Sub-Sample: | A |
| Sample photographed (include scale and sample number): | Yes |
| Number of photos: | 1 |
| Sub-sample sieved: | Yes |
| Sub-sample point-counted: | No |
| Colour: | black | grey-dark | grey-light | brown |
| Grain size: | pebbles |
| Sorting: | moderate |
| Components: | pumice |
| Estimated %: | 100 volcanic |
| Bucket: | D |
| Sediment Name: | Pumice |
| Comments: | Small black crystals form in pumice, possibly amphibole? Quartz crystals have formed in pumice. |