Magallanes-Fagnano Fault
Encyclopedia
The Magallanes-Fagnano fault is a continental transform fault
.The fault marks a transform boundary between the Scotia Plate
and the South American Plate
, cutting across continental crust
. It runs under the Strait of Magellan
's western arm, Almirantazgo Sound and Fagnano Lake
.
Transform fault
A transform fault or transform boundary, also known as conservative plate boundary since these faults neither create nor destroy lithosphere, is a type of fault whose relative motion is predominantly horizontal in either sinistral or dextral direction. Furthermore, transform faults end abruptly...
.The fault marks a transform boundary between the Scotia Plate
Scotia Plate
The Scotia Plate is an oceanic tectonic plate bordering the South American Plate on the north, the South Sandwich Plate to the east, and the Antarctic Plate on the south and west....
and the South American Plate
South American Plate
The South American Plate is a continental tectonic plate which includes the continent of South America and also a sizeable region of the Atlantic Ocean seabed extending eastward to the Mid-Atlantic Ridge....
, cutting across continental crust
Continental crust
The continental crust is the layer of igneous, sedimentary, and metamorphic rocks which form the continents and the areas of shallow seabed close to their shores, known as continental shelves. This layer is sometimes called sial due to more felsic, or granitic, bulk composition, which lies in...
. It runs under the Strait of Magellan
Strait of Magellan
The Strait of Magellan comprises a navigable sea route immediately south of mainland South America and north of Tierra del Fuego...
's western arm, Almirantazgo Sound and Fagnano Lake
Fagnano Lake
Cami Lake is a lake located on the main island of the Tierra del Fuego archipelago, and shared by Argentina and Chile....
.