Abstracts for Annual Meeting of Japan Association of Mineralogical Sciences
2011 Joint Annual Meeting of Japan Association of Mineralogical Sciences and The Geological Society of Japan
Session ID : R1-P15
Conference information
R1: Characterization and description of minerals
Dy-rich agardite-(Y) from the Teshima in Kagawa Prefecture
*Hiroshi KuniedaTetsuo MinakawaYukikazu Ogoshi
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CONFERENCE PROCEEDINGS FREE ACCESS

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Abstract
Agardite is a member of the mixite group minerals. It comprise a group of minerals that are hydrous hydrated arsenates of REE and copper, which contain variable amounts of calcium and sometimes lead.Agardite from the Teshima form needle-like apple-green (variably hued) crystals.As a result of their analysis, it contains a lot of Y and Dy, and Dy especially has remarkably high value (4wt%). It is estimated to Dy rich agardite-(Y).
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© 2011 Japan Association of Mineralogical Sciences
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