Bulletin of the Geological Society of Finland 2012:2

Bulletin of the Geological Society of Finland 2/2012 contains the following articles: M. Kyläkoski, E. Hanski & H. Huhma, The Petäjäskoski Formation, a new lithostratigraphic unit in the Paleoproterozoic Peräpohja Belt, northern Finland; L. S. Lauri & al., Temporal and Hf isotope geochemical evolution of southern Finnish Lapland from 2.77 Ga to 1.76 Ga; H. Mäkitie & al., Formation mechanism of the Vaasa Batholith in the Fennoscandian Shield: petrographic and geochemical constraints; O. Selonen & al., Natural stone deposits in an assemblage of subhorizontal intrusions ‒ the Kuru granite batholith.