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Biotite from
Poorhouse Hill, Beverly, Essex County, Massachusetts, USA


Locality type:Hill
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 Poorhouse Hill, Beverly, Essex County, Massachusetts, USA
Data Identifiers
Mindat Occurrence Record ID:414295
Long-form Identifier:1:3:414295:9
GUID (UUID V4):0
Nearest other occurrences of Biotite
8.6km (5.3 miles) ⓘAggregate Industries Quarry (Lynn Sand and Stone Co. Quarry; Bardon Trimount Quarry; Hume Quarry), Swampscott, Essex County, Massachusetts, USA
10.1km (6.3 miles) ⓘDen Granite Quarry, Lynn, Essex County, Massachusetts, USA
12.1km (7.5 miles) ⓘKallenberg Quarry (Robin Rock Quarry; Jordan Quarry), Lynnfield, Essex County, Massachusetts, USA
21.8km (13.6 miles) ⓘBlood Ledge Quarry, Gloucester, Essex County, Massachusetts, USA
23.3km (14.5 miles) ⓘMarble Ridge, North Andover, Essex County, Massachusetts, USA
23.6km (14.7 miles) ⓘBlueberry Mountain Quarry (Blueberry Hill), Woburn, Middlesex County, Massachusetts, USA
26.5km (16.4 miles) ⓘI-93/Dascomb Rd. area, Andover, Essex County, Massachusetts, USA
27.0km (16.7 miles) ⓘGranite Street Quarry (Milk Row Quarry), Somerville, Middlesex County, Massachusetts, USA
44.6km (27.7 miles) ⓘMcCarthy Quarry, Acton, Middlesex County, Massachusetts, USA
45.1km (28.0 miles) ⓘHarris Quarry, Acton, Middlesex County, Massachusetts, USA
References
Sears, John Henry (1905) The Physical Geography, Geology, Mineralogy and Paleontology of Essex Country, Massachusetts. Essex Institute.
 
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