| Locality type: | Mine |
| Classification |
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| Species: | 'Tetrahedrite Subgroup' (not an IMA approved species) |
| Formula: | Cu6(Cu4C22+)Sb4S12S |
| Habit: | Tetrahedrons to 2cm |
| Colour: | coated with chalcopyrite |
| Quality for species: | Excellent - world class for species or very significant. (!!) |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Chalcopyrite | 79 |
| Galena | 52 |
| Quartz | 46 |
| Siderite | 15 |
| Calcite | 1 |
| Pyrite | 1 |
| Data |
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| Mineral Data: | Click here to view Tetrahedrite Subgroup data |
| Locality Data: | Click here to view Herodsfoot Mine (North Herodsfoot Mine), Lanreath, Cornwall, England, UK |
| Photo Gallery | View Gallery (36 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 10950 |
| Long-form Identifier: | 1:3:10950:5 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Tetrahedrite Subgroup |
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| 8.9km (5.5 miles) | ⓘSilver Vein Mine (Beacon Hill Mine; Wheal Fortescue), Lostwithiel, Cornwall, England, UK |
| 9.1km (5.7 miles) | ⓘWheal Cicely (Wheal Sicily), St Neot, Cornwall, England, UK |
| 16.5km (10.2 miles) | ⓘEast Crinnis Mine (incl. Wheal Rowe), South Par Mine, St Blaise, Cornwall, England, UK |
| 17.7km (11.0 miles) | ⓘCrinnis Mine (Great Crinnis Mine; Carlyon Consolidated Mine), Carlyon Bay, Carlyon, Cornwall, England, UK |
| 23.4km (14.5 miles) | ⓘLockridge Mine (Goldstreet Mine), East Tamar Consols, Bere Alston Mines, Bere Ferrers, West Devon, Devon, England, UK |
| 24.1km (14.9 miles) | ⓘGunnislake Clitters Mine, Clitters United Mines, Gunnislake, Calstock, Cornwall, England, UK |
| 24.8km (15.4 miles) | ⓘTrelill Quarry, St Kew, Cornwall, England, UK |
| 25.0km (15.5 miles) | ⓘPengenna Mine, St Kew, Cornwall, England, UK |
| 25.5km (15.9 miles) | ⓘGreystone Quarry, Lezant, Cornwall, England, UK |
| 28.5km (17.7 miles) | ⓘBounds Cliff, St Endellion, Cornwall, England, UK |
| References |
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Herodsfoot Mine, Lanreath, Cornwall, England, UK