S AMAR 2

Name Alias(es):

South AMAR II

MGDS_FeatureID lowest in hierarchy:

MAR

Vent Sites:

Activity:

active, inferred

Maximum Temperature:

Latitude:

35.9670

Longitude:

-34.1830

Location on map:

Ocean:

N. Atlantic

Region:

N MAR

National Jurisdiction:

high seas

Maximum or Single Reported Depth (mbsl):

2240

Minimum Depth (mbsl):

Tectonic setting:

mid-ocean ridge

Full Spreading Rate (mm/a):

20.7

Volcano Number (if applicable):

Host Rock:

NotProvided

Deposit Type:

NotProvided

Notes on Vent Field Description:

Notes Relevant to Biology:

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

1992 plume only; 1994 plume only

Discovery References (text):

(plume only) German et al, Earth Planet. Sci. Lett. 138, 93-104, 1996, Hydrothermal exploration near the Azores Triple Junction: tectonic control of venting at slow-spreading ridges?

(plume only) Chin et al., Earth Planet. Sci. Lett. 162, 1-13, 1998, Detection of hydrothermal plumes on the northern Mid-Atlantic Ridge: results from optical measurements.

Other References (text):

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S AMAR 2