| | Description | |
| Quality of samples: | not specified / average specimens | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | Andersen, F., Berge, S.A. & Burvald, I. (1996): Die Mineralien des Langesundsfjords und des umgebenden Larvikit-Gebietes, Oslo-Region, Norwegen. Mineralien-Welt 7(4), 21-100 | | Data | |
| Mineral Data: | Click here to view Ankerite data | | Locality Data: | Click here to view Thorstein Quarry, Brunlanes, Larvik, Vestfold, Norway |
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