| | Description | |
| Quality of samples: | not specified / average specimens | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | Dunham, K. C., 1990, Geology of the Northern Pennine orefield, v. I, 2nd Ed. British Geological Survey, London, 299 p. | | Data | |
| Mineral Data: | Click here to view Calcite data | | Locality Data: | Click here to view Heights Quarry, Westgate, Weardale, North Pennines, Co. Durham, England, UK | | Photo Gallery | View Gallery (4 photos) |
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