Boltwoodite from Japan
Japan | |
| K. Watanabe (1976) Journal of the Faculty of Science, Shinshu University, 11, 53-113 (in japanese with english summary) |
| Watanabe (1976) Journal of the Faculty of Science, Shinshu University, 11, 53-106. |
Japan | |
| K. Watanabe (1976) Journal of the Faculty of Science, Shinshu University, 11, 53-113 (in japanese with english summary) |
| Watanabe (1976) Journal of the Faculty of Science, Shinshu University, 11, 53-106. |