| Locality type: | Mine |
| 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 Franklin Mine (Deep Run Mine), Midland, Gold-Pyrite Belt, Fauquier County, Virginia, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 370737 |
| Long-form Identifier: | 1:3:370737:1 |
| GUID (UUID V4): | d97ed975-78ee-438b-9a68-dcf7036f0439 |
| Nearest other occurrences of Tourmaline |
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| 17.3km (10.7 miles) | ⓘEagle Mine (Morgan and Rappahannock; Smith), Gold-Pyrite Belt, Stafford County, Virginia, USA |
| 28.4km (17.6 miles) | ⓘCabin Branch Mine (Dumfries Mine), Dumfries, Gold-Pyrite Belt, Prince William County, Virginia, USA |
| 31.8km (19.8 miles) | ⓘVulcan Materials Company Crushed Stone Quarry (Manassas Quarry), Manassas, Prince William County, Virginia, USA |
| 37.0km (23.0 miles) | ⓘSaunders Prospect, Gold-Pyrite Belt, Orange County, Virginia, USA |
| 41.2km (25.6 miles) | ⓘBull Run Quarry, Conklin, Loudoun County, Virginia, USA |
| 55.5km (34.5 miles) | ⓘLast Mile Mine, Ladysmith, Caroline County, Virginia, USA |
| 56.7km (35.2 miles) | ⓘManassas Gap Mine, Northern Section-Blue Ridge Province, Fauquier County, Virginia, USA |
| 63.8km (39.6 miles) | ⓘDifficult Run, Fairfax County, Virginia, USA |
| 74.3km (46.2 miles) | ⓘHunting Hill Quarry, Rockville, Montgomery County, Maryland, USA |
| 79.3km (49.3 miles) | ⓘMoss Mine, Tabscott, Gold-Pyrite Belt, Goochland County, Virginia, USA |
| References |
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