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Biotite from
Sedberry Mine, Carolina Slate Belt, Montgomery Co., North Carolina, USA

Locality type:Mine
Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Confirmation
Validity:Believed Valid
References
References:U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Sedberry Mine, Carolina Slate Belt, Montgomery Co., North Carolina, USA
Nearest other occurrences of Biotite
32.4km (20.1 miles) Uharie Mine (Uwharrie Mine), Carolina Slate Belt, Randolph Co., North Carolina, USA
33.1km (20.6 miles) Talbert and Hill prospect, Carolina Slate Belt, Randolph Co., North Carolina, USA
37.4km (23.2 miles) Rockingham Quarry, Richmond Co., North Carolina, USA
37.9km (23.5 miles) Dowd Mine, Randolph Co., North Carolina, USA
38.2km (23.7 miles) Rush Mine, Carolina Slate Belt, Randolph Co., North Carolina, USA
39.8km (24.7 miles) Goliham Mine (Smith), Carolina Slate Belt, Randolph Co., North Carolina, USA
42.5km (26.4 miles) Belle Mine (Bell Mine), Robbins Mining District, Moore Co., North Carolina, USA
47.7km (29.7 miles) Pilot Mountain, Randolph Co., North Carolina, USA
50.3km (31.2 miles) Unnamed Cu prospect, Moore Co., North Carolina, USA
53.5km (33.2 miles) Redding Mine, Carolina Slate Belt, Randolph Co., North Carolina, USA
 
Mineral and/or Locality  
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