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Event details
| Voyage: | IN2020_V01 [details] |
| When: | 2020-01-21 01:54:09 UTC |
| Log: | Geology_Rocks_in2020_v01 |
| Equipment: | Not specified |
| Position: | Latitude: -52.8273 Longitude: 81.153 Position from underway logging |
| Sample number: | IN2020_V01_D01_020 |
| Dredge: | D01 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | Yes IN2020_V01_D01_020 |
| Number of photos: | 5 |
| Sample sawn: | Yes |
| Sticker: | yes |
| Colour: | grey-dark |
| Composition: | intermediate |
| Alteration: | Mn crust | altered |
| Phenocryst mineralogy: | feldspar | quartz | other |
| Phenocryst abundance (%): | 70 |
| Phenocryst size range (mm): | 5 |
| Groundmass: | crystalline |
| Mn crust thickness (mm): | 5 |
| Vesicle abundance: | absent |
| Sample bagged: | yes |
| Bucket number: | MQU1 (D01 3 of 8) |
| Rock name: | Meta-igneous |
| Original Sample Dimensions: | 23.2x18.5x15.1 cm |
| Comments: | Semi altered. Weak schistose foliation; compositional layering; mica present. |