| | Description | |
| Quality of samples: | not specified / average specimens | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | Ishiyama, D. et al (1982) Journal of the Mining College, Akita University, Ser. A, Mining Geology, 6, #2, 149-171. | | Data | |
| Mineral Data: | Click here to view Actinolite data | | Locality Data: | Click here to view Johkoku mine (Jôkoku; Jokoku mine), Kaminokuni, Oshima peninsula, Hokkaido Island, Japan |
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