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Event details
| Voyage: | IN2020_V01 [details] |
| When: | 2020-02-04 07:25:02 UTC |
| Log: | Geology_Rocks_in2020_v01 |
| Equipment: | Not specified |
| Position: | Latitude: -53.4581 Longitude: 82.2394 Position from underway logging |
| Sample number: | IN2020_V01_D08_002 |
| Dredge: | D08 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | Yes in2020_v01_D08_002 |
| Number of photos: | 3 |
| Sample sawn: | Yes |
| Sticker: | yes |
| Colour: | grey-light | yellow |
| Composition: | mafic |
| Alteration: | altered |
| Phenocryst mineralogy: | feldspar |
| Phenocryst abundance (%): | 0 |
| Groundmass: | microcrystaline |
| Mn crust thickness (mm): | 35-65 mm |
| Vesicle abundance: | 10-30% |
| Vesicle Filling (%): | 95 |
| Vesicle fill: | other |
| Sample bagged: | yes |
| Bucket number: | 1 of 2 |
| Rock name: | Aphyric vesicular basalt |
| Original Sample Dimensions: | 16x27x19.5 cm |
| Comments: | Moderate fracturing. Minor veining. thin infilled fracture across with white mineral; moderately magnetic - magnetite; MnOOH crust is not magnetic |