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: | 2019-08-24 03:34:51 UTC |
| Log: | Geology_Rocks_in2019_v04 |
| Equipment: | Not specified |
| Position: | Latitude: -10.5243 Longitude: 157.3331 Position from underway logging |
| Sample number: | in2019_v04_D37-033 |
| Dredge: | D37 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | Yes |
| Number of photos: | 5 |
| Sample sawn: | Yes |
| Sticker: | yes |
| Colour: | grey-light |
| Composition: | mafic |
| Alteration: | altered |
| Phenocryst mineralogy: | feldspar | pyroxene |
| Groundmass: | microcrystaline |
| Vesicle abundance: | 10-30% |
| Vesicle Filling (%): | 80 |
| Vesicle fill: | calcite, iron oxie, celadonite |
| Cement: | calcite |
| Sample bagged: | yes |
| Bucket number: | 72 |
| Rock name: | Amygdaloidal basalt |
| Comments: | fine even grained light grey mafic rock. Continuous amygdules that include white calcite, celadonite (green mineral) and iron oxides. Minor veins of zeolite. |