Data Trawler - Deployment Details

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Deployment Details

Survey: - SS200302 [details]

Deployment Type: - Sediment Sampling

Station: TD-39

When: 2003-03-27 05:56 UTC

Where: 22° 18.0' S    176° 38.2' E

Maximum Depth (m): unknown

Sediment Sampling details

Device used: Dredge - unspecified

ContentsTop (m)Base (m)
Black shiny and grey dacite. Banded from black cores with few large vesicles to sheared grey relatively devitrified rims. Sparsely phyric, with 1-2 small plagioclase phenocrysts per block. Locally a thin black MnOx dusting on surfaces. No glassy crust.
Grey aphyric dacite(?). As for 39-02, but lighter in color. Maybe the same flow.
Dark grey aphyric dacite(?). Cryptocrystalline groundmass with 10% small vesicles. Weathered MnOx encrusted (1-2 mm) surface. An old flow.
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