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Event details
Voyage: | IN2018_V08 [details] |
When: | 2018-12-30 04:07:25 UTC |
Log: | Geology_Rocks_in2018_v08 |
Equipment: | Not specified |
Position: |
Latitude: -40.1408 Longitude: 157.11125
- entered into Elog as -40.140800, 157.111250 |
Sample number: | IN2018_V08_D02_016 |
Dredge: | 02 |
Dredge Date: | 29/12/2018 |
Sample Number Assigned: | Yes |
Sample photographed (include scale and sample number): | Yes |
Sample sawn: | Yes |
Sawn sample photographed: | Yes |
Number of photos: | 4 |
Colour: | black | white | brown |
Composition: | other |
Alteration: | Mn crust | altered |
Grain size: | sand and silt (<2 mm) | pebble (2-64 mm) |
Grain shape: | angular |
Sorting: | poor |
Components: | crystals | scoria | carbonate/fossil | volcanic non-vesicular |
Sample bagged: | yes |
Sticker: | yes |
Bucket number: | 014 |
Rock name: | altered granule to pebble conglomerate |
Comments: | Poorly-sorted granule to pebble conglomerate. Some sand component. Zeolite (white) cement. Some clasts appear very vesicular, aso massive gray basalt fragments. Minor crystals cut by vein-filled with fossils and other fragments. Mn-coating 1.5 cm thick in parts. |