Japan Geoscience Union Meeting 2025

Jonathan Tandang Macuroy

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Speaker, Author, Co-Author

Mon. May 26, 2025 3:30 PM - 5:00 PM 102 (International Conference Hall, Makuhari Messe)

  • [J] Oral
  • | H (Human Geosciences )
  • | H-RE Resource and Engineering Geology

[H-RE12] Earth Resource Science

3:45 PM - 4:00 PM

[HRE12-07] Occurrence of calcium silicate hydrate minerals in a high Au-grade zone of the Kinsen 1-1 vein at the Hishikari deposit, Kagoshima, Japan

*Naohiro Kishi1, Jonathan Macuroy2, Ryohei Takahashi1, Akira Hara3, Yoshinori Okaue3, Akira Imai4, Pearlyn Manalo1, Hinako Sato1, Andrea Agangi1 (1.Graduate School of International Resource Sciences, Akita University, 2.Center for Regional Revitalization in Research and Education, Akita University, Japan, 3.Sumitomo Metal Mining Co., Ltd., 4.Faculty of Engineering, Kyushu University, Japan)

Mon. May 26, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

  • [J] Poster
  • | H (Human Geosciences )
  • | H-RE Resource and Engineering Geology

[H-RE12] Earth Resource Science

5:15 PM - 7:15 PM

[HRE12-P01] Petrography and geochemical characteristics of the Gudang Handak veins in the Pongkor epithermal Au-Ag deposit, Indonesia

*Syaiful Hilal1, Ryohei Takahashi2, Andrea Agangi2, Pearlyn Manalo2, Jonathan Tandang Macuroy5, Manuel Augusto Manuel Nopeia5, Hinako Sato2, Mega Fatimah Rosana3, Abdul Bari4, Bayuaji Jokosatriyo4, Bronto Sutopo4 (1.Graduate School of International Resource Sciences, Akita Univ.; Geomin unit, PT Aneka Tambang Tbk, 2.Graduate School of International Resource Sciences, Akita Univ., 3.Faculty of Geological Engineering, Padjadjaran Univ., 4.Geomin unit, PT Aneka Tambang Tbk, 5.Center for Regional Revitalization in Research and Education, Akita Univ.)