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Event details
| Voyage: | IN2019_V04 [details] |
| When: | 2019-08-24 00:52:50 UTC |
| Log: | Geology_Rocks_in2019_v04 |
| Equipment: | Not specified |
| Position: | Latitude: -10.5149 Longitude: 157.3336 Position from underway logging |
| Sample number: | in2019_v04_D37-007 |
| Dredge: | D37 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | Yes |
| Number of photos: | 7 |
| Sample sawn: | Yes |
| Sticker: | yes |
| Colour: | grey-dark | grey-light | green |
| Composition: | mafic |
| Phenocryst mineralogy: | feldspar |
| Phenocryst abundance (%): | 20 |
| Phenocryst size range (mm): | 2 to 4mm |
| Groundmass: | microcrystaline | altered |
| Vesicle abundance: | <10% |
| Vesicle Filling (%): | 100 |
| Vesicle fill: | Quartz |
| Sample bagged: | yes |
| Bucket number: | 70 |
| Rock name: | Sericitised feldspar-phyric basalt |
| Comments: | domainal alteration, ghost feldspar phenocrysts, sericite akteration, quarts veins, 5 pieces unbagged |