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Event details
| Voyage: | IN2019_V04 [details] |
| When: | 2019-08-23 23:00:38 UTC |
| Log: | Geology_Rocks_in2019_v04 |
| Equipment: | Not specified |
| Position: | Latitude: -10.3446 Longitude: 157.3277 Position from underway logging |
| Sample number: | in2019_v04_D36-051 |
| 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 | green |
| Composition: | mafic |
| Alteration: | Mn crust | altered |
| Phenocryst mineralogy: | feldspar | pyroxene |
| Vesicle abundance: | <10% |
| Vesicle Filling (%): | 30 |
| Vesicle fill: | zeolite |
| Sample bagged: | yes |
| Bucket number: | 67 |
| Rock name: | Highly altered poorly grained dolorite |
| Comments: | Altered feldspar and pyroxene crystals. Veins filled with zeolite. Network of veins observed |