Please login if you have access to particular applications.
Event details
Voyage: | IN2018_V08 [details] |
When: | 2018-12-31 01:47:29 UTC |
Log: | Geology_Rocks_in2018_v08 |
Equipment: | Not specified |
Position: |
Latitude: -36.36917 Longitude: 159.952
- entered into Elog as 36° 022.15, 159° 057.12 |
Sample number: | IN2018_V08_D03_013 |
Dredge: | 03 |
Dredge Date: | 31/12/2018 |
Sample Number Assigned: | Yes |
Sample photographed (include scale and sample number): | Yes |
Sample sawn: | Yes |
Sawn sample photographed: | Yes |
Number of photos: | 2 |
Colour: | black | grey-light | red | brown |
Composition: | mafic |
Alteration: | Mn crust | altered |
Phenocryst mineralogy: | feldspar | feromagnesian |
Phenocryst abundance (%): | 5 |
Phenocryst size range (mm): | 0.2 |
Groundmass: | microcrystaline |
Vesicle abundance: | low (<30%) |
Sample bagged: | yes |
Sticker: | yes |
Bucket number: | 015 |
Rock name: | altered basalt |
Comments: | haematitie phenocrysts |