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Event details
Voyage: | IN2020_V01 [details] |
When: | 2020-02-04 15:12:24 UTC |
Log: | Geology_Rocks_in2020_v01 |
Equipment: | Not specified |
Position: | Latitude: -53.1405 Longitude: 82.0122 Position from underway logging |
Sample number: | IN2020_V01_D09_029 |
Dredge: | D09 |
Sample Number Assigned: | Yes |
Sample photographed (include scale and sample number): | yes, in IN2020_V01_D09_029 |
Number of photos: | 4 |
Sample sawn: | Yes |
Sticker: | yes |
Colour: | grey-light |
Composition: | intermediate |
Alteration: | altered |
Phenocryst mineralogy: | feldspar | quartz |
Groundmass: | microcrystaline |
Vesicle abundance: | <10% |
Vesicle Filling (%): | 50 |
Sample bagged: | yes |
Bucket number: | 5 of 6 |
Rock name: | Weakly altered, aphanitic basalt |
Original Sample Dimensions: | 15 x 22 x 15 cm |
Comments: | moderate. Red alteration/clay in fractures. White in patches. Weak alteration. |