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Andean-type continental margin
Andean-type continental margin[′an·dē·ən ‚tīp ‚känt·ən′ent·əl ′mär·jən]
A continental margin, as along the Pacific coast of South America, where oceanic lithosphere descends beneath an adjacent continent producing andesitic continental margin volcanism.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive
The Chilas Complex is a ~40 wide and 300 long composite plutonic body exposed in the central part of Kohistan island arc, which formed first as intra-oceanic island arc in the Neo-tethyan oceanic crust and later transformed into Andean-type continental margin
after the closure of back-arc basin.
The current tectonic setting of the region, i.e., the presence of a north dipping oceanic subduction zone, an active accretionary prism followed by a magmatic arc (Chagai-Raskh) comprising subduction-related magmatism reflect a straightforward Andean-type continental margin