General Contributions

Volume 40, 2012

General contributions during 2012. Front cover shows mylonites in the Stellihorn shear zone, by the Mattmarksee, in the western part of the Lepontine culmination in the Swiss Alps (Clemens Augenstein for scale).

Petrography and Petrogenesis of Pre-Mesozoic rocks, Ago-Iwoye NE, SW Nigeria

K.O. Omosanya, R. Adebowale Sanni, T.A. Laniyan, G. Mosuro, H.O. Omosanya, and L. Falana