北部九州背振山地に産するグラニュライト相変成岩類の変成条件と後退温度圧力経路

池田 剛; 西山 忠男

doi:10.14824/jampeg.2004.0.49.0

Abstracts of Papers Presented at the Annual Meeting of The Japanese Association of Mineralogists, Petrologists and Economic Geologists

2004 Annual Meeting

Session ID : G4 P-08

DOI https://doi.org/10.14824/jampeg.2004.0.49.0

Conference information

Host: The Japanese Association of Mineralogists, Petrologists and Economic Geologists

G4: Plutonic and metamorphic rocks

Metamorphic condition and retrograde P-T path of the granulite-facies rocks in the Sefuri Mountains, North Kyushu

*Takeshi Ikeda, Tadao Nishiyama

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Keywords: granulite, P-T condition, retrograde P-T path, Sefuri Mountains, North Kyushu

CONFERENCE PROCEEDINGS FREE ACCESS

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Abstract

Granulite-facies rocks in the Sefuri Mountains, North Kyushu, were equilibrated at c. 900oC and 5 kbar. Ultramafic rocks preserve microstructures indicative of retrograde reaction that consumes plagioclase.

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