Author's Organization:Department of Geology and Mineralogical Sciences,Yamaguchi University Department of Geology and Mineralogical Sciences,Yamaguchi University Hiruzen Research Institute,Okayama University of Science
Published: February 15, 1990Received: September 21, 1989Available on J-STAGE: April 11, 2008Accepted: December 07, 1989
Advance online publication: -
Revised: -