| | Description | |
| Quality of samples: | not specified / average specimens | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | Werner, A.B.T., Sinclair, W.D., and Amey, E.B. (1998): US Geological Survey Circular 930-O. | | Data | |
| Mineral Data: | Click here to view Clinopyroxene Subgroup data | | Locality Data: | Click here to view Fostung deposit (Fostung property; St. Leonard Lake Occurrence), Espanola, Foster Township, Sudbury District, Ontario, Canada |
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