Pyrochroite from Hamayokokawa mine (Hamayokogawa mine), Kamiina District, Nagano Prefecture, Japan
Japan | |
| Akira Kato (2011) Explanations of distributed specimens at the Ordinary Meeting of Mumeikai Group, No. 34 (January, 20011). |
Akira Kato (2011) Explanations of distributed specimens at the Ordinary Meeting of Mumeikai Group, No. 34 (January, 20011). |