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Event details
| Voyage: | IN2020_V01 [details] |
| When: | 2020-01-29 03:23:56 UTC |
| Log: | Geology_Rocks_in2020_v01 |
| Equipment: | Not specified |
| Position: | Latitude: -53.0882 Longitude: 81.3599 Position from underway logging |
| Composition: | mafic |
| Alteration: | altered |
| Phenocryst abundance (%): | 0 |
| Groundmass: | microcrystaline |
| Mn crust thickness (mm): | 15 |
| Vesicle abundance: | <10% |
| Vesicle Filling (%): | 100 |
| Vesicle fill: | Other |
| Sample bagged: | yes |
| Bucket number: | 1 of 1 |
| Rock name: | Aphyric Basalt |
| Original Sample Dimensions: | 19.5 x 11 x 5 cm |
| Comments: | Subtle alteration, more fractures and alteration than other samples. No foliation, no compositional layering, minor fracturing, no veining. |
| Sample number: | IN2020_V01_D04_004 |
| Dredge: | D04 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | Yes IN2020_V01_D04_004 |
| Number of photos: | 3 |
| Sample sawn: | Yes |
| Sticker: | yes |
| Colour: | grey-dark |