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Event details
Voyage: | IN2020_V01 [details] |
When: | 2020-01-29 03:17:55 UTC |
Log: | Geology_Rocks_in2020_v01 |
Equipment: | Not specified |
Position: | Latitude: -53.0773 Longitude: 81.3691 Position from underway logging |
Sample number: | IN2020_V01_D04_003 |
Dredge: | D04 |
Sample Number Assigned: | Yes |
Sample photographed (include scale and sample number): | Yes IN2020_V01_D04_003 |
Number of photos: | 3 |
Sample sawn: | Yes |
Sticker: | yes |
Colour: | grey-dark |
Composition: | mafic |
Alteration: | altered |
Phenocryst abundance (%): | 0 |
Groundmass: | microcrystaline |
Vesicle abundance: | <10% |
Vesicle Filling (%): | 100 |
Vesicle fill: | Other |
Sample bagged: | yes |
Bucket number: | 1 of 1 |
Rock name: | Aphyric Basalt |
Original Sample Dimensions: | 16.5 x 9.5 x 7 cm |
Comments: | Subtle alteration, more fractures than other samples. No foliation, no compositional layering, minor fracturing, no veining. |