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Event details
| Voyage: | IN2019_V04 [details] |
| When: | 2019-08-12 06:43:46 UTC |
| Log: | Geology_Rocks_in2019_v04 |
| Equipment: | Not specified |
| Position: | Latitude: -19.7659 Longitude: 154.7298 Position from underway logging |
| Sample number: | IN2019_V04_D08_017 |
| Dredge: | D08 |
| Dredge Date: | 12.08.2019 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | Yes |
| Number of photos: | 02 |
| Sample sawn: | Yes |
| Sticker: | yes |
| Colour: | grey-dark | red | brown |
| Phenocryst mineralogy: | amphibole |
| Phenocryst abundance (%): | 5 |
| Phenocryst size range (mm): | 0.5 |
| Groundmass: | microcrystaline |
| Vesicle abundance: | <10% |
| Vesicle Filling (%): | 15 |
| Vesicle fill: | calcite |
| Alteration: | altered |
| Sample bagged: | yes |
| Bucket number: | 19 |
| Rock name: | Trachyte with amphibole pseudomorphs |
| Comments: | Amphibolite pseudomorph inclusions |