| | Description | |
| Type Locality: | Vesle Arøya, Langesundsfjorden, Larvik, Vestfold, Norway is the type locality for Cappelenite-(Y) | | Quality of samples: | not specified / average specimens | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | Brøgger (1884b, Geologiska Föreningen i Stockholm Förhandlingar, 7, pp. 598-600); Raade (1996, pp. 26-27). | | Data | |
| Mineral Data: | Click here to view Cappelenite-(Y) data | | Locality Data: | Click here to view Vesle Arøya, Langesundsfjorden, Larvik, Vestfold, Norway |
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