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Event details

Voyage: IN2019_V04       [details]
When: 2019-08-28 23:09:28 UTC
Log: Geology_Rocks_in2019_v04
Equipment: Not specified
Position: Latitude: -17.2373 Longitude: 159.1726 Position from underway logging
Sample number:in2019_v04_D48_020
Dredge:D48
Sample Number Assigned:Yes
Sample photographed (include scale and sample number):Yes
Number of photos:3
Sample sawn:Yes
Sticker:yes
Colour:black | grey-dark | brown | yellow
Composition:mafic
Alteration:Mn crust | altered
Phenocryst mineralogy:olivine[iddingsite]
Phenocryst abundance (%):10
Phenocryst size range (mm):3-4
Groundmass:altered
Vesicle abundance:<10%
Vesicle Filling (%):10
Cement:calcite
Sample bagged:yes
Bucket number:84
Rock name:Calcite matrix supported basalt clast breccia
Comments:Mn-crust 20 - 45 mm, small portion of rock imbedded on Mn-crust, monomictic basalt clast
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