| | Description | |
| Quality of samples: | not specified / average specimens | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | Weiss, S., Green, D.H., Hooper, J.J. & Elton, N. (2007): Erzgänge und "alpine " klüfte: Die Mineralien des Hingston Quarry, Calstock, Cornwall. LAPIS 32 (11), 13-25 |
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