[R7] R7: Petrology, Mineralogy and Economic geology (Joint Session with Society of Resource Geology) | 2025 Annual Meeting of Japan Association of Mineralogical Sciences (JAMS)

2025 Annual Meeting of Japan Association of Mineralogical Sciences (JAMS)

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Oral presentationR7: Petrology, Mineralogy and Economic geology (Joint Session with Society of Resource Geology)

R7: Petrology, Mineralogy and Economic geology (Joint Session with Society of Resource Geology)

Wed. Sep 10, 2025 2:00 PM - 2:45 PM JST
Wed. Sep 10, 2025 5:00 AM - 5:45 AM UTC

Oral Presentation C(Room No. 28)

Chairperson:Norikatsu Akizawa(Hiroshima University), Takuya Echigo(Akita University)

2:00 PM - 2:30 PM JST(5:00 AM - 5:30 AM UTC)Invited Lecture

[R7-10]Geochemical study of magma genesis in the Hime-shima volcanic group, North Kyushu, Southwest Japan Arc.

*Takehiro HIRAYAMA¹, Masako Yoshikawa¹, Tomoyuki Shibata¹ (1. Hiroshima University)

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2:30 PM - 2:45 PM JST(5:30 AM - 5:45 AM UTC)

[R7-11]Distribution and coordination of REE and carbon in apatite of fish debris in REE-rich deep-sea mud from the Minami-Torishima area, southeastern Japan

*Terumi EJIMA^1,2, Kon Yoshiaki², Hoshino Mihoko², Sanematu Kenzou², Araoka Daisuke², Saito Noriyuki², Fukuda Chihiro³, Takemoto Ayu⁴, Takahashi Yoshio⁴, Tanaka Masato^4,5, Kawano Shigenori⁶, Takagi Tetsuichi² (1. Shinshu University, 2. AIST, 3. GEM RESEARCH JAPAN INC., 4. The University of Tokyo, 5. Hosei University, 6. Tochigi Prefectural Museum)

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