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Biotite from
Portis Mine (C. M. Wright Mine), Centerville, Franklin County, North Carolina, USA


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 Portis Mine (C. M. Wright Mine), Centerville, Franklin County, North Carolina, USA
Data Identifiers
Mindat Occurrence Record ID:339263
Long-form Identifier:1:3:339263:8
GUID (UUID V4):0
Nearest other occurrences of Biotite
13.8km (8.6 miles) ⓘBoy Scout Occurrence (Moss-Richardson; Jones; Dryden), Halifax County, North Carolina, USA
15.6km (9.7 miles) ⓘCastalia Quarry, Franklin County, North Carolina, USA
34.9km (21.7 miles) ⓘGreystone Quarry, Vance County, North Carolina, USA
49.0km (30.4 miles) ⓘNeverson Quarry, Wilson County, North Carolina, USA
49.0km (30.5 miles) ⓘTownsville, Townsville Township, Vance County, North Carolina, USA
53.6km (33.3 miles) ⓘTungsten Queen Mine and plant, Tungsten, Hamme Tungsten Mining District, Vance County, North Carolina, USA
74.0km (46.0 miles) ⓘNello Teer Crabtree Creek Quarry, Raleigh, Wake County, North Carolina, USA
78.0km (48.5 miles) ⓘDurgy Mine (Yancey Mine; Person Consolidated Mine), Person County, North Carolina, USA
90.1km (56.0 miles) ⓘHagers Mountain Kyanite deposits, Hagers Mountain, Person County, North Carolina, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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