4-D Framework of Continental Crust

Variscan thrust nappes, detachments, and strike-slip faults in the French Massif Central: Interpretation of the lineations
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Published:January 01, 2007
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CiteCitation
Philippe Matte, 2007. "Variscan thrust nappes, detachments, and strike-slip faults in the French Massif Central: Interpretation of the lineations", 4-D Framework of Continental Crust, Robert D. Hatcher, Jr., Marvin P. Carlson, John H. McBride, José R. Martínez Catalán
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The French Massif Central (average height 800 m) is the largest pre-Mesozoic, Variscan outcrop in France (80,000 km2). It consists of lower Paleozoic metasediments, poorly dated mica schists, and high-grade gneisses (granitic orthogneisses, mafic, and ultramafic rocks). As part of the southern limb of the European Variscides, it is characterized by large south-vergent thrust nappes and recumbent folds. For a decade, the lineations in metamorphic rocks were systematically and sometimes incorrectly used as kinematic indicators of nappe transport. In the French Massif Central the tectonometamorphic history is long and complex (430–310 Ma), and the lineations are related to...
- absolute age
- Ar/Ar
- Carboniferous
- Central Massif
- continental crust
- crust
- crustal thickening
- dates
- detachment faults
- Europe
- fabric
- faults
- folds
- France
- lineation
- metamorphic rocks
- metasedimentary rocks
- Mississippian
- nappes
- orogeny
- Paleozoic
- recumbent folds
- strike-slip faults
- structural analysis
- tectonics
- thrust faults
- Variscan Orogeny
- Western Europe
- vergence