Data Trawler - Deployment Details

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Deployment Details

Survey: - SS200302 [details]

Deployment Type: - Sediment Sampling

Station: TD-25

When: 2003-03-23 23:24 UTC

Where: 22° 43.1' S    176° 45.5' E

Maximum Depth (m): unknown

Sediment Sampling details

Device used: Dredge - unspecified

ContentsTop (m)Base (m)
Fresh black andesite, sparsely phyric with olivine and plagioclase phenocrysts. Glassy. No weathering.
As for 25-01, but glassier.
Fresh black flattened pillows, typically 5-10 cm thick with a glassy crust underlain by weakly vesicular dense aphyric lava. Andesite. No weathering.
Black aphyric dacite with ferruginous sediments and staining of the surface. Conchoidal fractures. Non-vesicular.
As for 25-01, but more olivine-rich.
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