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Event details
| Voyage: | IN2020_V01 [details] |
| When: | 2020-02-04 13:59:42 UTC |
| Log: | Geology_Rocks_in2020_v01 |
| Equipment: | Not specified |
| Position: | Latitude: -53.1244 Longitude: 82.0929 Position from underway logging |
| Sample number: | IN2020_V01_D09_003 |
| Dredge: | D09 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | yes, in IN2020_V01_D09_003 |
| Number of photos: | 3 |
| Sample sawn: | Yes |
| Sticker: | yes |
| Colour: | grey-light |
| Composition: | mafic |
| Alteration: | altered |
| Phenocryst mineralogy: | feldspar | olivine[fresh] | pyroxene |
| Phenocryst abundance (%): | 0 |
| Groundmass: | microcrystaline |
| Mn crust thickness (mm): | 1 |
| Vesicle abundance: | 10-30% |
| Vesicle Filling (%): | 99 |
| Vesicle fill: | Clay |
| Sample bagged: | yes |
| Bucket number: | 1 of 6 |
| Rock name: | Weakly altered, vesicular, aphanitic basalt |
| Original Sample Dimensions: | 18 x 13 x 8 cm |
| Comments: | moderate. Weak - moderate alteration. Weakly magentic. 10% vesicles. |