Dr. Stephanie Walker publishes new manuscript on orogenic events in Scotland

The manuscript by Walker et al., entitled "Caledonian and Pre-Caledonian orogenic events in Shetland, Scotland: evidence from garnet Lu–Hf and Sm–Nd geochronology" was published in the Geological Society, London, Special Publications. The new data to provide evidence of a polyorogenic history in the region.  Dr. Walker is the Director of the Boston College Center for Isotope Geochemistry.