| Locality type: | Quarry |
| Classification |
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| Species: | 'Tourmaline' (not an IMA approved species) |
| Formula: | AD3G6(T6O18)(BO3)3X3Z |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Tourmaline data |
| Locality Data: | Click here to view Threlkeld Quarry, St. John's Castlerigg and Wythburn, Allerdale, Cumbria, England, UK |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 17985 |
| Long-form Identifier: | 1:3:17985:0 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Tourmaline |
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| 4.3km (2.7 miles) | ⓘSaddleback Old Mine, Mungrisdale, Eden, Cumbria, England, UK |
| 5.2km (3.2 miles) | ⓘBannerdale Graphite Mine, Bannerdale, Mungrisdale, Eden, Cumbria, England, UK |
| 7.9km (4.9 miles) | ⓘCaldew Valley, Mungrisdale, Eden, Cumbria, England, UK |
| 8.3km (5.2 miles) | ⓘBurdell Gill, Coombe Height, Caldbeck, Allerdale, Cumbria, England, UK |
| 8.5km (5.3 miles) | ⓘPoddy Gill, Mungrisdale, Eden, Cumbria, England, UK |
| 8.5km (5.3 miles) | ⓘGrains Gill, Mungrisdale, Eden, Cumbria, England, UK |
| 8.7km (5.4 miles) | ⓘCarrock Mine, Mungrisdale, Eden, Cumbria, England, UK |
| 12.6km (7.8 miles) | ⓘCobalt Mine, Scar Crag, Causey Pike, Above Derwent, Allerdale, Cumbria, England, UK |
| 12.6km (7.8 miles) | ⓘScar Crags, Coledale, Above Derwent, Allerdale, Cumbria, England, UK |
| 12.9km (8.0 miles) | ⓘForce Crag Mine, Coledale, Above Derwent, Allerdale, Cumbria, England, UK |
| References |
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