| Locality type: | Mine |
| Classification |
|---|
|
| Species: | 'Biotite' (not an IMA approved species) |
| Formula: | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Confirmation |
|---|
|
| Validity: | Believed Valid |
| Data |
|---|
|
| Mineral Data: | Click here to view Biotite data |
| Locality Data: | Click here to view MacCulloch Mine (North State Mine), Greensboro, Guilford County, North Carolina, USA |
| Data Identifiers |
|---|
|
| Mindat Occurrence Record ID: | 924676 |
| Long-form Identifier: | 1:3:924676:8 |
| GUID (UUID V4): | 53ba6666-b77e-45b5-bd8d-c25fadae402a |
| Nearest other occurrences of Biotite |
|---|
|
|
| 8.5km (5.3 miles) | ⓘFisher Hill Mine, Guilford County Copper Mining District, Guilford County, North Carolina, USA |
| 18.0km (11.2 miles) | ⓘLindsay Mine, Greensboro, Guilford County, North Carolina, USA |
| 18.2km (11.3 miles) | ⓘDeep River Mine (Coffin), Guilford County Copper Mining District, Guilford County, North Carolina, USA |
| 24.0km (14.9 miles) | ⓘStokesdale Quarry (Vulcan-Stokesdale Quarry), Stokesdale, Guilford County, North Carolina, USA |
| 30.4km (18.9 miles) | ⓘNew Sawyer Mine (Powell; Ross), Carolina Slate Belt, Randolph County, North Carolina, USA |
| 33.1km (20.6 miles) | ⓘSawyer Mine, Carolina Slate Belt, Randolph County, North Carolina, USA |
| 34.6km (21.5 miles) | ⓘReidsville Quarry, Rockingham County, North Carolina, USA |
| 37.3km (23.2 miles) | ⓘRedding Mine, Carolina Slate Belt, Randolph County, North Carolina, USA |
| 39.0km (24.2 miles) | ⓘPiedmont Quarry, Forsyth County, North Carolina, USA |
| 39.3km (24.4 miles) | ⓘHoover Hill Mine, Asheboro, Randolph County, North Carolina, USA |
| References |
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