| | Description | |
| Type Locality: | Stewart Mine (MS 6162; Stewart Lithia), Tourmaline Queen Mountain (Pala; Queen), Pala District, San Diego Co., California, USA is the type locality for Jahnsite-(MnMnMn) | | Quality of samples: | not specified / average specimens | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | Min Mag 42 (1978), 309 | | Data | |
| Mineral Data: | Click here to view Jahnsite-(MnMnMn) data | | Locality Data: | Click here to view Stewart Mine (MS 6162; Stewart Lithia), Tourmaline Queen Mountain (Pala; Queen), Pala District, San Diego Co., California, USA |
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