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Event details
| Voyage: | IN2020_V01 [details] |
| When: | 2020-02-26 16:25:57 UTC |
| Log: | Geology_Rocks_in2020_v01 |
| Equipment: | Not specified |
| Position: | Latitude: -32.3235 Longitude: 97.8847 Position from underway logging |
| Sample number: | IN2020_V01_D18_004 |
| Dredge: | D18 |
| Sample Number Assigned: | Yes |
| Sample photographed (include scale and sample number): | yes, in IN2020_V01_D18_004 |
| Number of photos: | 4 |
| Sample sawn: | Yes |
| Sticker: | yes |
| Colour: | grey-dark | green |
| Composition: | mafic |
| Alteration: | Mn crust | altered |
| Phenocryst abundance (%): | 0 |
| Mn crust thickness (mm): | 3 |
| Vesicle abundance: | absent |
| Sample bagged: | yes |
| Bucket number: | 1 of 1 |
| Rock name: | Strongly altered aphanitic basalt |
| Original Sample Dimensions: | 12.5x7x6 cm |
| Comments: | Possibly in-situ. Generally soft rock. ~25 fracturing, infilled with clay, feldspar(?). Chlorite alteration? |