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Deployment Details
Survey: - FR199709 [details]
Deployment Type: - Sediment Sampling
Station: MD-117
When: 1997-10-28 13:58 UTC
Where: 3° 48.0' S 152° 06.0' E
Maximum Depth (m): 1172
Sediment Sampling details
Device used: Dredge - unspecified
Contents | Top (m) | Base (m) |
---|---|---|
native sulfur pieces | ||
large block of altered dacite/andesite with trace native sulfur on surface | ||
same as 134350 | ||
silica-altered dacite and native sulfur gravel, from sediment trap | ||
same as 134353 | ||
same as 134353 | ||
weakly altered dacite with hyaloclastic crust, minor native sulfur and Fe-oxide | ||
strongly silicified, hyaloclastic, sulfidic (py) dacite with minor sulfur | ||
intensely silicified dacite with minor native sulfur | ||
same as 134358 | ||
pyritic silicified dacite fragment | ||
strongly silicified dacite fragments | ||
dacite with native sulfur globules | ||
vesicular, glassy dacite with native sulfur | ||
strongly silicified, oxidised, vesicular volcanic | ||
bulk sample of fine fragments (mostly <5cm) | ||
same as 134365 | ||
same as 134365 | ||
bulk sample of least-altered, fsp-porphyritic, vesicular dacite/andesite (mostly 10-15cm) | ||
bulk sample of dacite/andesite with Fe-oxide coatings (mostly 10-15cm) | ||
bulk sample of strongly altered dacite/andesite with native sulfur (mostly 10-15cm) | ||
same as 134370 | ||
three pieces of hyaloclastic dacite with minor Fe-oxide and native sulfur on surface | ||
blocky, vesicular dacite with Fe-oxide alteration on surface | ||
blocky vesicular volcanic with silica alteration, minor native sulfur, Fe-oxide stained hyaloclastic top | ||
rounded block of vesicular dacite with Mn-oxidised crust, minor native sulfur and minor silica alteration | ||
rounded block of altered dacite with native sulfur on surface | ||
vesicular dacite with fine crust and minor native sulfur | ||
vesicular dacite with Fe-oxidised surface | ||
vesicular, glassy volcanic with oxide coating, minor native sulfur | ||
two pieces of moderately altered dacite | ||
weakly altered andesite/dacite with trace native sulfur | ||
altered porphyritic vesicular dacite/andesite | ||
glassy, vesicular, porphyritic andesite/dacite (flow top) | ||
assorted fist-sized porphyritic vesicular andesite/dacite, most with native sulfur | ||
large block of altered dacite/andesite with ~1% native sulfur on surface | ||
same as 134350 |