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Event details
Voyage: | IN2020_V01 [details] |
When: | 2020-02-04 07:17:18 UTC |
Log: | Geology_Rocks_in2020_v01 |
Equipment: | Not specified |
Position: | Latitude: -53.474 Longitude: 82.2425 Position from underway logging |
Sample number: | IN2020_V01_D08_001 |
Dredge: | D08 |
Sample Number Assigned: | Yes |
Sample photographed (include scale and sample number): | Yes in 2020_v01_D08_001 |
Number of photos: | 3 |
Sample sawn: | Yes |
Sticker: | yes |
Colour: | grey-dark | brown | yellow |
Composition: | mafic |
Alteration: | Mn crust |
Groundmass: | microcrystaline |
Mn crust thickness (mm): | >100 |
Vesicle abundance: | absent |
Sample bagged: | yes |
Bucket number: | 2 of 2 |
Rock name: | Manganese encrusted basalt |
Original Sample Dimensions: | 59x44.5x16 cm |
Comments: | The in-situ basalt sample was lost. Only a piece of the manganese coating was saved. |