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Event details
Voyage: | IN2020_V01 [details] |
When: | 2020-01-21 00:46:44 UTC |
Log: | Geology_Rocks_in2020_v01 |
Equipment: | Not specified |
Position: | Latitude: -52.9193 Longitude: 81.4189 Position from underway logging |
Sample number: | IN2020_V01_D01_005 |
Dredge: | D01 |
Sample Number Assigned: | Yes |
Sample photographed (include scale and sample number): | Yes in 2020_v01_D01_005 |
Number of photos: | 6 |
Sample sawn: | Yes |
Sticker: | yes |
Colour: | grey-light | white |
Composition: | intermediate |
Alteration: | Fresh | Mn crust |
Phenocryst mineralogy: | feldspar | quartz | biotite |
Phenocryst abundance (%): | 100 |
Phenocryst size range (mm): | 7-15 mm |
Groundmass: | crystalline |
Mn crust thickness (mm): | ? |
Vesicle abundance: | absent |
Vesicle Filling (%): | 0 |
Sample bagged: | yes |
Bucket number: | MQU1 (D01 3 of 8) |
Rock name: | Diorite |
Original Sample Dimensions: | 75x68x34 cm |
Comments: | Weak foliation. Nick-named "Bertha". Largest sample on wooden pallet. |