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Japan | |
| [var. Manganese-bearing Calcite] Nambu et al (1979) Ganseki-Koubutsu-Koshogaku Zasshi (JAMP), 74, 406-412. |
| Ishiyama, D., Matsueda, H., & Nakamura, T. (1989) Manganese, lead, zinc and silver mineralization at the Matahachi deposit of Jokoku mine, southwestern Hokkaido, Japan. Mining Geology, 39(218), 403-416. |
| Katsu Kaneko (1956) Symposium del Manganeso, XX Congreso Geologico Internacional, Mexico D.F. |
| Scott, A.-M., and Watanabe, Y. (1998): Mineralium Deposita 33, 568-578. Watanabe, Y., Aoki, M., & Nakajima, N. (1996). Age and style of epithermal gold mineralization in the Minamikayabe area, southwestern Hokkaido. Shigen-Chishitsu, 46(260), 317-326. |
| [var. Manganese-bearing Calcite] Kamitani, M., Okumura, K., Teraoka, Y., Miyano, S., Watanabe, Y. (2007) Mineral Resources Map of East Asia, Geological Survey of Japan. |