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Event details
| Voyage: | IN2020_V01 [details] |
| When: | 2020-03-03 19:44:12 UTC |
| Log: | Geology_Rocks_in2020_v01 |
| Equipment: | Not specified |
| Position: | Latitude: -32.6456 Longitude: 106.1215 Position from underway logging |
| Sample number: | IN2020_V01_D20_027 |
| Dredge: | D20 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | yes, in IN2020_V01_D20_027 |
| Number of photos: | 3 |
| Sample sawn: | Yes |
| Sticker: | no |
| Colour: | grey-light | pink |
| Composition: | felsic |
| Alteration: | Mn crust | altered |
| Phenocryst abundance (%): | 0 |
| Groundmass: | microcrystaline | altered |
| Mn crust thickness (mm): | <1 |
| Vesicle abundance: | <10% |
| Vesicle Filling (%): | 98 |
| Vesicle fill: | Green minerals |
| Sample bagged: | yes |
| Bucket number: | 3 of 5 |
| Rock name: | Moderately altered, aphanitic, felsic igneous rock |
| Original Sample Dimensions: | 6.5x5x5 cm |
| Comments: | Felsic composition? Minor fracturing. |