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: | 2019-09-01 05:17:09 UTC |
Log: | Geology_Rocks_in2019_v04 |
Equipment: | Not specified |
Position: | Latitude: -24.3025 Longitude: 158.517 Position from underway logging |
Sample number: | in2019_v04_D55-021 |
Dredge: | D55 |
Sample Number Assigned: | Yes |
Sample photographed (include scale and sample number): | Yes |
Number of photos: | 4 |
Sample sawn: | Yes |
Sticker: | yes |
Colour: | black | grey-light | white |
Composition: | sedimentary |
Alteration: | altered |
Phenocryst mineralogy: | feldspar |
Phenocryst abundance (%): | 10% |
Phenocryst size range (mm): | 0.5-1 |
Groundmass: | microcrystaline |
Vesicle Filling (%): | <10% |
Vesicle fill: | 0 |
Grain size: | pebble (2-64 mm) |
Grain shape: | mixture |
Sorting: | poor |
Components: | carbonate/shell |
Sample bagged: | yes |
Bucket number: | 95 |
Rock name: | Fossil bearing basalt-clast carbonate grainstone |
Comments: | Rounded basalt pebbles embedded within the matrix. Fossils of forams and corals present. Holes filled with clay |