Eye-type folds at the Palmi shear zone (Calabria, Italy)

Eye-type folds at the Palmi shear zone (Calabria, Italy) Int J Earth Sci (Geol Rundsch) (2017) 106:2039–2040 DOI 10.1007/s00531-017-1466-9 GEOSITES The Palmi shear zone (Calabria, southern Italy) trends—WNW and very complex structures often occurring in ductile high strain shear is of crustal-scale. It developed during the Eocene strike-slip tecton- zones dominated by simple shear (Alsop and Carreras 2007) display- ics (Ortolano et al. 2013; Festa et al. 2016) affecting the Calabria- ing more than 90° hinge-line curvature and usually a typical elliptical Peloritani terrane (Cirrincione et al. 2015) in the central Mediterra- Y-Z cross section of the finite strain ellipsoid (Alsop and Holdsworth nean area during the Alpine Orogeny (51–56 Ma, biotite Rb–Sr age; 2004, 2006). Their overall vergence and minor related en-echelon Prosser et al. 2003). The mylonitic rocks consist of remnants of the tongues help to define the shear sense or flow transport direction southern European Hercynian metamorphic basement: migmatitic (Alsop and Carreras 2007). The photograph (width of view ~2 m) paragneisses, skarns and tonalites. Marked differences of lithologies shows a sheath fold truncated upwards by a sub-horizontal dipping sheared and attained greenschist facies (0.6 GPa, 410 °C: Prosser minor shear plane occurring in the calc-silicates bearing skarns. The et al. 2003). This produced a strong http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png International Journal of Earth Sciences Springer Journals

Eye-type folds at the Palmi shear zone (Calabria, Italy)

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Publisher
Springer Berlin Heidelberg
Copyright
Copyright © 2017 by Springer-Verlag Berlin Heidelberg
Subject
Earth Sciences; Geology; Geophysics/Geodesy; Sedimentology; Structural Geology; Mineral Resources; Geochemistry
ISSN
1437-3254
eISSN
1437-3262
D.O.I.
10.1007/s00531-017-1466-9
Publisher site
See Article on Publisher Site

Abstract

Int J Earth Sci (Geol Rundsch) (2017) 106:2039–2040 DOI 10.1007/s00531-017-1466-9 GEOSITES The Palmi shear zone (Calabria, southern Italy) trends—WNW and very complex structures often occurring in ductile high strain shear is of crustal-scale. It developed during the Eocene strike-slip tecton- zones dominated by simple shear (Alsop and Carreras 2007) display- ics (Ortolano et al. 2013; Festa et al. 2016) affecting the Calabria- ing more than 90° hinge-line curvature and usually a typical elliptical Peloritani terrane (Cirrincione et al. 2015) in the central Mediterra- Y-Z cross section of the finite strain ellipsoid (Alsop and Holdsworth nean area during the Alpine Orogeny (51–56 Ma, biotite Rb–Sr age; 2004, 2006). Their overall vergence and minor related en-echelon Prosser et al. 2003). The mylonitic rocks consist of remnants of the tongues help to define the shear sense or flow transport direction southern European Hercynian metamorphic basement: migmatitic (Alsop and Carreras 2007). The photograph (width of view ~2 m) paragneisses, skarns and tonalites. Marked differences of lithologies shows a sheath fold truncated upwards by a sub-horizontal dipping sheared and attained greenschist facies (0.6 GPa, 410 °C: Prosser minor shear plane occurring in the calc-silicates bearing skarns. The et al. 2003). This produced a strong

Journal

International Journal of Earth SciencesSpringer Journals

Published: Apr 25, 2017

References

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