Author's Organization：Department of Mineral Sciences and Geology,Faculty of Science,Yamaguchi University Department of Earth Sciences and Astronomy,Fukuoka University of Education Institute for Study of Earth's Interior,Okayama University
Published: September 15, 1991Received: December 21, 1990Available on J-STAGE: April 11, 2008Accepted: May 28, 1991
Advance online publication: -
Revised: -
