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Event details
| Voyage: | IN2018_V08 [details] |
| When: | 2019-01-02 09:57:47 UTC |
| Log: | Geology_Rocks_in2018_v08 |
| Equipment: | Not specified |
| Position: | Latitude: -37.6348 Longitude: 156.235 Position from underway logging |
| Sample number: | IN2018_V08_D10_002 |
| Dredge: | 10 |
| Dredge Date: | 02/01/2019 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | Yes |
| Sample sawn: | Yes |
| Sawn sample photographed: | Yes |
| Number of photos: | 3 |
| Colour: | grey-dark |
| Phenocryst mineralogy: | feldspar | feromagnesian | altered |
| Phenocryst abundance (%): | 5 |
| Phenocryst size range (mm): | 1-3 |
| Groundmass: | microcrystaline |
| Vesicle abundance: | moderate (30-50%) |
| Sample bagged: | yes |
| Sticker: | yes |
| Bucket number: | 026 |
| Rock name: | vesicular feldspar-phyric basalt |
| Comments: | vesicular (approx 40-50%), vesicles are large - up to 1cm in length, amygdales present - vesicles infilled with predominantly zeolites |