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Event details
Voyage: | IN2019_V04 [details] |
When: | 2019-08-23 22:49:26 UTC |
Log: | Geology_Rocks_in2019_v04 |
Equipment: | Not specified |
Position: | Latitude: -10.3153 Longitude: 157.3203 Position from underway logging |
Sample number: | in2019_v04_D36-042 |
Dredge: | D36 |
Sample Number Assigned: | Yes |
Sample photographed (include scale and sample number): | Yes |
Number of photos: | 4 |
Sample sawn: | Yes |
Sticker: | yes |
Composition: | mafic |
Alteration: | Mn crust |
Phenocryst mineralogy: | feldspar | pyroxene | altered |
Groundmass: | crystalline |
Vesicle abundance: | absent |
Sample bagged: | yes |
Bucket number: | 65 |
Rock name: | Calcite veined even grained basalt |
Comments: | even grained, larger altered areas = original feldspar (<5mm) |