| | Description | |
| Quality of samples: | not specified / average specimens | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | von Knorring, O. and Sahama, T. G. (1982): Some FeMn phosphates from the Buranga pegmatite, Rwanda. Schweiz. Mineral. Petrogr. Mitt. 62, 343-352; Anthony, Bideaux, Bladh, Nichols: Handbook of Mineralogy, Vol. IV |
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