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Event details

Voyage: IN2018_V08       [details]
When: 2019-01-04 05:48:37 UTC
Log: Geology_Rocks_in2018_v08
Equipment: Not specified
Position: Latitude: -40.8279 Longitude: 153.1058 Position from underway logging
Sample number:IN2018_V08_D14_002
Dredge:14
Dredge Date:04/01/2019
Sample Number Assigned:Yes
Sample photographed (include scale and sample number):Yes
Sample sawn:Yes
Sawn sample photographed:Yes
Number of photos:2
Colour:white | brown
Composition:mafic
Alteration:altered
Phenocryst mineralogy:feldspar
Phenocryst abundance (%):20
Phenocryst size range (mm):0.5-1
Groundmass:microcrystaline | altered
Vesicle abundance:moderate (30-50%)
Sample bagged:yes
Sticker:yes
Bucket number:042
Rock name:feldspar phyric basaltic andesite
Comments:slight oxidisation
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