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Event details
Voyage: | IN2020_V01 [details] |
When: | 2020-02-21 18:39:14 UTC |
Log: | Geology_Rocks_in2020_v01 |
Equipment: | Not specified |
Position: | Latitude: -32.3887 Longitude: 101.7201 Position from underway logging |
Sample number: | IN2020_V01_D09_033 |
Dredge: | D09 |
Sample Number Assigned: | Yes |
Sample photographed (include scale and sample number): | yes, in IN2020_V01_D09_033 |
Number of photos: | 5 |
Sample sawn: | Yes |
Sticker: | yes |
Colour: | grey-light |
Composition: | mafic |
Alteration: | Mn crust | altered |
Phenocryst mineralogy: | feldspar |
Phenocryst abundance (%): | 0 |
Groundmass: | altered | crystalline |
Mn crust thickness (mm): | 2 |
Vesicle abundance: | <10% |
Vesicle Filling (%): | 100 |
Vesicle fill: | Grey and black minerals |
Sample bagged: | yes |
Bucket number: | 6 of 6 |
Rock name: | Weakly altered, vesicular, fine-grained basalt |
Original Sample Dimensions: | 35x20x26 cm |
Comments: | Partial sample kept. Minor fracturing. |