Opal-AN from Honshu Island, Japan
Japan | |
| Petrov, Alfredo (n.d.) Personal Communication. |
Alfredo Petrov, field collected, and widespread in innumerable japanese collections. | |
| Petrov, Alfredo (n.d.) Personal Communication. |
| Alfredo Petrov specimens, received from Colorstone Mithrill, Tokyo. |
| [var. Hyalite] Yamada, S. (2004) Nihonsan-koubutsu Gojuon-hairetsu Sanchi-ichiranhyou (111 pp.) |
| Nakatsugawa Mineral Museum (Gifu Prefecture, Japan) |
Hosaka, Fukushima Prefecture, Japan