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 03:31:51 UTC |
Log: | Geology_Rocks_in2019_v04 |
Equipment: | Not specified |
Position: | Latitude: -10.5244 Longitude: 157.3329 Position from underway logging |
Sample number: | in2019_v04_D37-032 |
Dredge: | D37 |
Sample Number Assigned: | Yes |
Sample photographed (include scale and sample number): | Yes |
Number of photos: | 4 |
Sample sawn: | Yes |
Sticker: | yes |
Colour: | grey-dark | red | yellow |
Composition: | mafic |
Alteration: | altered |
Phenocryst mineralogy: | feldspar | olivine[iddingsite] | altered |
Groundmass: | microcrystaline | altered |
Vesicle abundance: | absent |
Sample bagged: | yes |
Bucket number: | 72 |
Rock name: | Altered basalt |
Comments: | altered feldspar, Fe2O3 alteration, tiny long shaped feldspars, Mn-crust patches < 0.5mm, two olivine shaped crystals very altered eventually pyroxene but very tiny so not 100% identified with hands lens |