Information: - Our applications will be disrupted from 2024-05-03 16:30 AEST to 2024-05-03 18:00 AEST Friday due to infrastructure upgrades. We apologize for any inconvenience and appreciate your patience during this maintenance window.
Please login if you have access to particular applications.
Event details
| Voyage: | IN2019_V04 [details] |
| When: | 2019-08-23 05:17:55 UTC |
| Log: | Geology_Rocks_in2019_v04 |
| Equipment: | Not specified |
| Position: | Latitude: -10.4467 Longitude: 156.8546 Position from underway logging |
| Sample number: | in2019_v04_D35-033 |
| Dredge: | D35 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | Yes |
| Number of photos: | 3 |
| Sample sawn: | Yes |
| Sticker: | yes |
| Colour: | grey-light |
| Composition: | mafic |
| Phenocryst mineralogy: | feldspar | olivine[fresh] |
| Phenocryst abundance (%): | 2 |
| Phenocryst size range (mm): | 1-2.5mm |
| Vesicle abundance: | <10% |
| Vesicle fill: | Mn-oxide |
| Sample bagged: | yes |
| Bucket number: | 58 |
| Rock name: | Even-grained basalt. |
| Comments: | Crystalline groundmass. One phenocryst of iddingsite-altered olivine. Mn-Fe rounded areas - maybe vesicle-infill or a few larger px. Feldspar phyric. |