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Tonga Arc, Volcano C
Name Alias(es):
Target C
MGDS_FeatureID lowest in hierarchy:
Vent Sites:
Activity:
Maximum Temperature:
Latitude:
-20.1800
Longitude:
-175.2000
Location on map:
Ocean:
Region:
National Jurisdiction:
Maximum or Single Reported Depth (mbsl):
1050
Minimum Depth (mbsl):
830
Tectonic setting:
Full Spreading Rate (mm/a):
Host Rock:
NotProvided
Deposit Type:
NotProvided
Notes on Vent Field Description:
cruise report SS11/2004 does not suggest hydrothermal activity: "A hydrocast (NH-03) in the deepest part (1050m) of the northern caldera detected no hydrothermal plume activity but was sampled for shipboard pH and laboratory analysis of dissolved metals.", "A hydrocast (NH-04) in the deepest part (830m) of the southern caldera revealed no evidence of a hydrothermal plume." (http://www.marine.csiro.au/nationalfacility/voyagedocs/2004/Summary_SS11-2004.pdf)
Notes Relevant to Biology:
Year and How Discovered (if active, visual confirmation is listed first):
2004 SS11/2004 cruise did not detect hydrothermal activity
Discovery References (text):
NEED CITATION
Other References (text):
Arculus "Arc-backarc systems of northern Kermadec-Tonga" (http://www.crownminerals.govt.nz/cms/pdf-library/minerals/conferences-1/045_papers_44.pdf)
RDF link: