¹ MITI (1984- 1989): Report on the regional survey of the Hokusatsu-Kushikino region, Showa 58 (FY) to 63(FY). Ministry of International Trade and Industry.

² Hamilton, 1993. Tourmaline and Pyrophyllite-bearing hydrothermally altered volcanic rocks at Tobaru, Japan. Resource Geology Special Issue, No. 14, pp 115-121

³Muto, 1952. Spatial arrangement of mineralized Au-Ag veins at the Fuke Gold Mine, Kagoshima Prefecture. Taro Mining Division – Research Section.

⁴ Watanabe, 2005. Late Cenozoic evolution of epithermal gold metallogenic provinces in Kyushu, Japan. Mineralium Deposita (2005) 40: pp 307-323

⁵ Gold Mines of Japan, 1989. The Mining & Materials Processing Institute of Japan.

⁶ Sumitomo Metal Mining Co., LTD. website.

⁷ Garwin et al. 2005. Tectonic setting, Geology, and gold and copper mineralization in the Cenozoic magmatic arcs of Southeast Asia and the West Pacific. Economic Geology 100th Anniversary Vol. pp 891-930.