Data Trawler - Deployment Details

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Deployment Details

Survey: - SS200302 [details]

Deployment Type: - Sediment Sampling

Station: TD-57

When: 2003-03-30 23:10 UTC

Where: 22° 42.3' S    176° 23.3' E

Maximum Depth (m): unknown

Sediment Sampling details

Device used: Dredge - unspecified

ContentsTop (m)Base (m)
Blue-grey plagioclase-pyroxene andesite. ~20% plagioclase phenocrysts to 3 mm across and 5% dark green pyroxene phenocrysts to 2 mm across. Both appear to be altered. Weakly vesicular (5%). Discolored weathering rind 1 cm wide. A jointed block.
Blue-grey vesicular (20% to 1 mm across) plagioclase (10%) andesite. Small weathered pebble, but with a fresh interior.
Deeply weathered orange-brown subangular lava fragments in a yellow clay matrix. Breccia is clast-supported. Black MnOx crust to 2 mm thick.
Grey non-vesicular plagioclase (5%) andesite. Surface weathered but interior is fresh.
Reddish grey moderately vesicular (10% to 2 mm across) plagioclase (15%) andesite. Weakly weathered.
Black aphyric glass, long fibres, highly vesicular, from core of orange weathered pumice boulders.
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