Ryohei Takahashi

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Speaker, Author, Co-Author

Wed. May 25, 2022 10:45 AM - 12:15 PM 201B (International Conference Hall, Makuhari Messe)

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

[H-RE13] Resource Geology

10:45 AM - 11:00 AM

[HRE13-06] Association of gold and hydrothermal pyrite in the metamorphic-hosted gold mineralization at the Awak Mas deposit and the Luk Ulo prospect, Indonesia

*Renaldi Suhendra¹, Ryohei Takahashi¹, Andrea Agangi¹, Muhammad Zain Tuakia², Hinako Sato¹ (1.Akita University, 2.National Research and Innovation Agency (BRIN), Indonesia)

11:15 AM - 11:30 AM

[HRE13-08] Serial sampling of a gold-bearing vein and observation of mineral texture, adularia-quartz ratio and Au grade in the Hishikari epithermal deposits, Japan

*Jonathan Tandang Macuroy¹, Ryohei Takahashi¹, Akira Hara², Yoshinori Okaue², Akira Imai³, Pearlyn Manalo¹, Hinako Sato¹, Andrea Agangi¹ (1.Graduate School of International Resource Sciences, Akita University, 2.Sumitomo Metal Mining Co. Ltd., 3.Faculty of Engineering, Kyushu University)

Thu. Jun 2, 2022 11:00 AM - 1:00 PM Online Poster Zoom Room (16) (Ch.16)

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

[H-RE13] Resource Geology

11:00 AM - 1:00 PM

[HRE13-P03] Geology, mineralization and carbonate-rich potassic alteration at the Humpa Leu East porphyry Cu-Au prospect, Hu'u district, Sumbawa Island, Indonesia

*Fadlin Fadlin^1,2, Ryohei Takahashi¹, Andrea Agangi¹, Pearlyn Manalo¹, Hinako Sato¹, Arifudin Idrus³, Bronto Sutopo⁴, Rachmat Pratiwinda⁵ (1.Akita University, 2.Study Program of Geological Engineering, Jenderal Soedirman University (Indonesia), 3.Department of Geological Engineering, Universitas Gadjah Mada (Indonesia), 4.PT. Antam, Tbk (Indonesia), 5.PT. Sumbawa Timur Mining (Indonesia))

11:00 AM - 1:00 PM

[HRE13-P06] Geochemical characteristics of the black and yellow ores in the Ezuri Kuroko deposit, Akita, Japan

*Apivut Veeravinantanakul¹, Ryohei Takahashi¹, Andrea Agangi¹, Pearlyn Manalo¹, Hinako Sato¹ (1.Akita University)

11:00 AM - 1:00 PM

[HRE13-P08] Mineralogy, fluid inclusion and sulfur isotope characteristics of the Namicupo gold prospect, Mozambique Belt, northeastern Mozambique

*Manuel Augusto Manuel Nopeia¹, Akira Imai¹, Ryohei Takahashi², Kotaro Yonezu¹, Daúd Jamal³, Andrea Agangi², Thomas Tindell¹, Pearlyn Manalo², Hinako Sato² (1.Department of Earth Resources Engineering, Kyushu University, 2.Department of Earth Resource Science, Akita University, 3.Department of Geology, Eduardo Mondlane University)