boudinage
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English[edit]
Etymology[edit]
From French boudinage. By surface analysis, boudin + -age.
Noun[edit]
boudinage (countable and uncountable, plural boudinages)
- (geology) A process in which a more competent layer is broken into sausage-shaped pieces as less competent layers surrounding it are deformed.
- 2004, Richard P. Tollo, Proterozoic Tectonic Evolution of the Grenville Orogen in North America, Geological Society of America, →ISBN, page 789:
- Extreme attenuation and extensive chocolate-tablet boudinage of the plutonic complex that forms the uppermost Valley Spring domain occurred as the result of shortening perpendicular to S2 and extension parallel to it.
- Synonym of boudin (“a sausage-shaped structure formed by this process”)
- 1984, Geological Bulletin, University of Peshawar:
- The shaly host is usually elongate, lensoid, xenolith-like boudinages in the phyllitic country rocks. The boudinages are mostly rounded to oval, though elongate tongue like shapes are also common, and are characterized by […]