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Pronunciation varies by accent · noun
(geology) A lens-shaped mass that occurs in an anticlinal crest or synclinal trough..
This body is a phacolith intruded along the gneiss-schist boundary in the trough of a syncline that plunges 16° southeast.
This bedding forms a distinctive stratigraphic sequence that may be traced from phacolith to phacolith throughout an area of 1,200 square miles.
Corndon Hill, which lies east of Montgomery in Powys, Wales, is a circular phacolith made of Ordovician dolerite (Figure 5.3b).
Use phacolith when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Phacolith means (geology) A lens-shaped mass that occurs in an anticlinal crest or synclinal trough..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
This body is a phacolith intruded along the gneiss-schist boundary in the trough of a syncline that plunges 16° southeast.
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