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Event details
| Voyage: | IN2020_V01 [details] |
| When: | 2020-01-30 08:12:50 UTC |
| Log: | Geology_Rocks_in2020_v01 |
| Equipment: | Not specified |
| Position: | Latitude: -53.6789 Longitude: 80.854 Position from underway logging |
| Sample number: | IN2020_V01_D05_002 |
| Dredge: | D05 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | Yes IN2020_V01_D05_002 |
| Number of photos: | 3 |
| Sample sawn: | Yes |
| Sticker: | yes |
| Colour: | brown |
| Composition: | intermediate |
| Alteration: | Mn crust | altered |
| Phenocryst mineralogy: | feldspar | quartz | other |
| Phenocryst abundance (%): | 3 |
| Groundmass: | microcrystaline |
| Mn crust thickness (mm): | 10 |
| Vesicle abundance: | <10% |
| Vesicle Filling (%): | 10 |
| Sample bagged: | yes |
| Bucket number: | D05/D06 1 of 1 |
| Rock name: | Rhyolite |
| Original Sample Dimensions: | 4x8x6 cm |
| Comments: | Igneous intrusive, few phenocrysts, seems rhyolite, Mica present |