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Event details
| Voyage: | IN2020_V01 [details] |
| When: | 2020-02-21 16:34:12 UTC |
| Log: | Geology_Rocks_in2020_v01 |
| Equipment: | Not specified |
| Position: | Latitude: -32.4973 Longitude: 101.9249 Position from underway logging |
| Sample number: | IN2020_V01_D16_002 |
| Dredge: | D16 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | yes, in IN2020_V01_D16_002 |
| Number of photos: | 3 |
| Sample sawn: | Yes |
| Sticker: | yes |
| Colour: | brown |
| Composition: | mafic |
| Alteration: | Mn crust | altered |
| Phenocryst abundance (%): | 0 |
| Groundmass: | microcrystaline | altered |
| Mn crust thickness (mm): | 10 |
| Vesicle abundance: | <10% |
| Vesicle Filling (%): | 100 |
| Vesicle fill: | Fe oxide? |
| Sample bagged: | yes |
| Bucket number: | 1 of 1 |
| Rock name: | Moderately altered, aphanitic basalt |
| Original Sample Dimensions: | 15x10x10 cm |
| Comments: | Moderately fractures to have a brecciated appearance. Partial sample kept. <2% vesicles. Fractures filled by manganese and alteration minerals. |