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EPR, 13 N, SE Seamount
Name Alias(es):
Southeastern Seamount
MGDS_FeatureID lowest in hierarchy:
Vent Sites:
Activity:
Maximum Temperature:
Max Temperature Category:
Latitude:
12.7000
Longitude:
-103.8600
Location on map:
Ocean:
Region:
National Jurisdiction:
Maximum or Single Reported Depth (mbsl):
2500
Minimum Depth (mbsl):
Tectonic setting:
Full Spreading Rate (mm/a):
91.1
Host Rock:
MORB, E-MORB
Deposit Type:
PMS
Notes on Vent Field Description:
off-axis seamount; Fouquet et al. (1988): "This deposit is one of the biggest so far found on the East Pacific Rise. ... The total mass has been estimated at 3.8 million t (Hekinian and Bideau, 1985)."
Notes Relevant to Biology:
NotProvided
Year and How Discovered (if active, visual confirmation is listed first):
1981 towed camera, dredging, and plume did not confirm activity; 1982 and 1984 submersible Cyana did not confirm activity
Discovery References (text):
Hekinian, R. et al. (1983) East Pacific Rise near 13 N: geology of new hydrothermal fields. Science 219: 1321-1324.
Other References (text):
[Hekinian and Fouquet (1985)]
[Gente et al. (1986)]
Y Fouquet et al., Mar. Geol., 84, 145-178, 1988, Geological setting and mineralogical and geochemical investigations on sulfide deposits near 13 N on the East Pacific Rise.
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