EPR, 26.5 S

Name Alias(es):

Easter Microplate

26 S East Rift

MGDS_FeatureID lowest in hierarchy:

EPR

Vent Sites:

Activity:

active, confirmed

Maximum Temperature:

Max Temperature Category:

NotProvided

Latitude:

-26.4833

Longitude:

-112.6250

Location on map:

Ocean:

S. Pacific

Region:

S EPR

National Jurisdiction:

Chile : Easter Island

Maximum or Single Reported Depth (mbsl):

2064

Minimum Depth (mbsl):

Tectonic setting:

mid-ocean ridge

Full Spreading Rate (mm/a):

106.2

Volcano Number (if applicable):

Host Rock:

NotProvided

Deposit Type:

LTH, Fe oxide, silica Mn oxide deposits

Notes on Vent Field Description:

from old InterRidge vents database: "active fields (50 m diameter) with deposits of Fe oxides, amorphous silica, and Mn oxides"; this location is on the East Rift overlapping spreading center

Notes Relevant to Biology:

NotProvided

Year and How Discovered (if active, visual confirmation is listed first):

1993 submersible Nautile (or earlier)

Discovery References (text):

Hekinian, R., et al. (1996) Petrology of the Easter microplate region in the South Pacific. Journal of Volcanology and Geothermal Research 72: 259-289.

Other References (text):

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