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Event details
| Voyage: | IN2019_V04 [details] |
| When: | 2019-08-14 13:02:16 UTC |
| Log: | Geology_Rocks_in2019_v04 |
| Equipment: | Not specified |
| Position: | Latitude: -17.3792 Longitude: 155.5831 Position from underway logging |
| Sample number: | in2019_v04_D15-005 |
| Dredge: | D15 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | Yes |
| Number of photos: | 4 |
| Sample sawn: | Yes |
| Sticker: | yes |
| Colour: | black | red | green |
| Phenocryst abundance (%): | 0 |
| Groundmass: | microcrystaline | altered |
| Vesicle abundance: | absent |
| Sample bagged: | yes |
| Bucket number: | 32 |
| Rock name: | Patchy altered green rock with veins |
| Requested: | Monash |
| Comments: | Mn crust thickness <0.5mm. Approx. 0.5mm width veins. Patchy red alteration and green alteration between patches. Veins are filled with yellow material. May contain crystals. No calcite or carbonate in rock. |