Media type: E-Article Title: Ilmenorutile and strüverite from Penikoja, Somero, SW Finland Contributor: Siivola, J. imprint: The Geological Society of Finland, 1970 Published in: Bulletin of the Geological Society of Finland Language: Not determined DOI: 10.17741/bgsf/42.004 ISSN: 1799-4632; 0367-5211 Keywords: Geology Origination: Footnote: Access State: Open Access