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Deployment Details
Survey: - FR200108 [details]
Deployment Type: - Sediment Sampling
Station: VD-02
When: 2001-09-06 18:58 UTC
Where: 20° 59.2' S 170° 16.7' E
Maximum Depth (m): 315
Sediment Sampling details
Device used: Dredge - unspecified
Contents | Top (m) | Base (m) |
---|---|---|
Sed traps: black gritty sand & fine volcanic rocks from sed traps (3) | ||
Black gritty volcanic sand and rock fragments from dredge | ||
Black gritty volcanic sand and rock fragments from dredge | ||
Ditto ? rinsed & hand picked | ||
Strongly vesicular volcanic rock 15 x 10 x 8 cm, Rounded to elongate randomly oriented vesicles up to 2 cm, mostly 0.3-0.6 cm. Porphyritic with felspar phenos up to 2 mm. | ||
Strongly vesicular volcanic rock 15 x 10 x 8 cm, Rounded to elongate randomly oriented vesicles up to 2 cm, mostly 0.3-0.6 cm. Porphyritic with felspar phenos up to 2 mm. | ||
5 x 5 x 1 cm (sawn in half) of brownish-grey-green altered volcanic rock. Cut surface shows a distinctive rind. White, blocky to prismatic zeolite lining and filling vesicles | ||
Ditto, altered equivalents, medium to pale grey rock fragments | ||
8 x 6 x 1 cm greenish-olive-grey feldspar phyric volcanic rock. Has a zoned alteration in cross-section (cut). Dark unaltered kernel with a paler, apparently altered rind | ||
2 pieces (both halved) 10 x 10 x 6 cm & 10 x 10 x 2 cm older, slightly oxidised black volcanic rock with carbonate-FeO rind, up to 2mm thick | ||
4 small pieces of ferruginous carbonate rock | ||
Vesicular feldspar-phyric volcanic rock, similar to pieces in 143413. 6 x 4 x 4 cm, sawn in half | ||
Fragments, mostly sub-rounded to rounded fragments of vesicular to scoriaceous black volcanic rock. Weakly feldspar-porphyritic in places. Very rare olivine phenocrysts |