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Sheath folds related to Late Miocene shearing in the Calanchiole Marble, within the Calamita Unit. This is a N-S oriented outcrop, perpendicular to the E-W trending lineation and shows ellipse-like sections through these strongly non-cylindrical folds. The field of view is approximately 2 – 3 m. Photo credits: Samuele Papeschi References: Papeschi, S., Musumeci, G., &…

Sheath folds related to Late Miocene shearing in the Calanchiole Marble, within the Calamita Unit. This is a N-S oriented outcrop, perpendicular to the E-W trending lineation and shows ellipse-like sections through these strongly non-cylindrical folds.

The field of view is approximately 2 – 3 m.

Photo credits: Samuele Papeschi

References:
Papeschi, S., Musumeci, G., & Mazzarini, F. (2017). Heterogeneous brittle-ductile deformation at shallow crustal levels under high thermal conditions: The case of a synkinematic contact aureole in the inner northern Apennines, southeastern Elba Island, Italy. Tectonophysics717, 547-564. https://doi.org/10.1016/j.tecto.2017.08.020