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Event details

Voyage: IN2020_V01       [details]
When: 2020-01-21 20:37:16 UTC
Log: Geology_Rocks_in2020_v01
Equipment: Not specified
Position: Latitude: -52.7585 Longitude: 81.7534 Position from underway logging
Sample number:IN2020_V01_D01_015
Dredge:D01
Sample Number Assigned:Yes
Sample photographed (include scale and sample number):Yes IN2020_V01_D01_015
Number of photos:7
Sample sawn:Yes
Sticker:yes
Colour:grey-dark
Composition:mafic
Alteration:Mn crust | altered
Phenocryst mineralogy:feldspar
Groundmass:microcrystaline
Mn crust thickness (mm):18
Vesicle abundance:absent
Sample bagged:yes
Bucket number:8 of 8
Rock name:Aphyric Basalt
Original Sample Dimensions:24x22x13 cm
Comments:Weak, parallel cleavage developing - appearing as black, straight fractures. Some weathering.
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