batholith


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batholith

[′bath·ə‚lith]
(geology)
A body of igneous rock, 40 square miles (100 square kilometers) or more in area, emplaced at great or intermediate depth in the earth's crust.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
A similar WNW structural regime is well-developed in the Yeoval Batholith to the north and is visible in most of the geophysical imagery throughout the region.
The alteration halos are composed of chlorite [+ or -] calcite [+ or -] epidote, in the diorites and quartz diorites of Segovia batholith and of muscovite [+ or -] illite + quartz + pyrite in the black shales of Segovia sedimentary rocks.
To provide additional crystallization ages for the plutons comprising the Saint George Batholith, six samples were selected for laser ablation inductively coupled plasma-mass spectrometry (LA ICP-MS) analysis at the University of New Brunswick's Department of Earth Sciences.
The regional gradient shows a local smoothing over the Pedroches batholith, which is a NW-SE-trending formation of acidic plutonic rocks (e.g., Garcia-Lobon et al., 2014).
Geophysical results infer the Groundhog Project lies along the Northeast margin of the large Cretaceous granodiorite Kaskanak batholith and is intersected by a north-northeast-trending corridor of distinctive co-magmatic hypabyssal intrusives.
Karakoram high-grade metasediments were thrust southwards over low-grade metasediments previously deformed along the Shyok suture zone (Carboniferous to Albian-Aptian) and the Ladakh Batholith (Cretaceous to Eocene) (Searle et al., 1987; Searle and Tirrul, 1991).

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