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| Jambor, J.L., Roberts, A.C. (1999) New mineral names. American Mineralogist: 84: 990-994 (992).
Shimizu, M., Miyawaki, R., Kato, A., Matsubara, S., Matsuyama, F. and Kiyota, K. (1998) Tsugaruite, Pb4As2S7, a new mineral species from the Yunosawa mine, Aomori Prefecture, Japan. Mineralogical Magazine: 62(6): 793-799.
Kobayashi, T. (1989) Jordanite from Yunosawa mine and Okoppe mine in Aomori Prefecture. Chigaku Kenkyu: 38(4-6): 83-89. (in Japanese) |
Yunosawa mine, Ikarigaseki, Minamitsugaru District, Aomori Prefecture, Japan