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Event details
Voyage: | IN2019_V04 [details] |
When: | 2019-08-21 12:46:01 UTC |
Log: | Geology_Rocks_in2019_v04 |
Equipment: | Not specified |
Position: | Latitude: -13.3163 Longitude: 154.35 Position from underway logging |
Sample number: | in2019_v04_D33-011 |
Dredge: | D33 |
Sample Number Assigned: | Yes |
Sample photographed (include scale and sample number): | yes |
Number of photos: | 5 |
Sample sawn: | Yes |
Sticker: | yes |
Colour: | black | red | green |
Composition: | mafic |
Alteration: | Mn crust | altered |
Phenocryst abundance (%): | 0 |
Sample bagged: | yes |
Bucket number: | 50 |
Rock name: | Red/green altered volcanic (?) rock with thick Mn oxide crust. |
Comments: | Mn crust 30-50 mm. Similar to sample 006-010. Red and green alteration throughout rock. Veins are white or black. <0.5 mm orange patches throughout the rock. |