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Event details

Voyage: IN2020_V01       [details]
When: 2020-03-03 22:27:20 UTC
Log: Geology_Rocks_in2020_v01
Equipment: Not specified
Position: Latitude: -32.6022 Longitude: 106.7172 Position from underway logging
Sample number:IN2020_V01_D21_010
Dredge:D21
Sample Number Assigned:Yes
Sample photographed (include scale and sample number):yes, in IN2020_V01_D21_010
Number of photos:3
Sample sawn:Yes
Sticker:no
Colour:grey-dark
Composition:mafic
Alteration:Mn crust | altered
Phenocryst abundance (%):0
Groundmass:microcrystaline | altered
Mn crust thickness (mm):<1
Vesicle abundance:absent
Sample bagged:yes
Bucket number:2 of 4
Rock name:Weakly altered, aphanitic basalt
Original Sample Dimensions:21x9x6 cm
Comments:Minor fractures, infilled with clay. Alteration concentrated along fractures.
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