Abstracts for Annual Meeting of Japan Association of Mineralogical Sciences
2013 Annual Meeting of Japan Association of Mineralogical Sciences
Session ID : R7-02
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R7: Petrology, Mineralogy and Economic geology (Joint session with SRG)
Chemical composition of chromian spinel of Podiorm chromitite in Central Chugoku and Northern Kinki districts, Southwest Japan.
*Ichiro MatsumotoTomoyuki Umeda
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Abstract
There are many ultramafic complexes and chromitites in the Sangun zone (Oeyama-ophiolite), Central to Northern Kinki district, southwest Japan. We are clarifing the chemical compotition of chromian spinel from chromitite. And we are discuss about relationships between size of chromitite and chemical composition of spinel.   
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© 2013 Japan Association of Mineralogical Sciences
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