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Mn-bearing Fluorapatite from
Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine), Branchville, Redding (Reading), Fairfield County, Connecticut, USA

Locality type:Quarry
Classification
Species:Fluorapatite var: Mn-bearing Fluorapatite
Formula:(Ca,Mn2+)5(PO4)3(F,Cl,OH) or Ca5([P,Mn5+]O4)3(F,Cl,OH)
Confirmation
Validity:Believed Valid
References
References:AmMin 31:329-345 (1946); USGS Prof Paper 255
Data
Mineral Data:Click here to view Mn-bearing Fluorapatite data
Locality Data:Click here to view Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine), Branchville, Redding (Reading), Fairfield County, Connecticut, USA
Nearest other occurrences of Mn-bearing Fluorapatite
79.3km (49.3 miles) Strickland Quarry (Eureka Quarry), Strickland pegmatite (Strickland-Cramer Quarry; Strickland-Cramer Mine; Strickland-Cramer Feldspar-Mica Quarries), Collins Hill, Portland, Middlesex Co., Connecticut, USA
80.4km (50.0 miles) Walden Gem Quarry, Portland, Middlesex Co., Connecticut, USA
81.2km (50.5 miles) Howe Quarry (Howe #1 Quarry; Huspband Quarry), South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
81.9km (50.9 miles) Case Quarries, Portland, Middlesex Co., Connecticut, USA
83.6km (51.9 miles) Pfizer Company Marble Quarry (New England Lime Co. quarry; NELCO quarry; Specialty Minerals Inc.; Minerals Technologies Inc.; Canaan Limestone Quarry; Connecticut Lime Company; Canaan Lime Company; Lewis Quarry), Canaan, North Canaan, Litchfield Co., Connecticut, USA
86.8km (53.9 miles) Linkpot cut, Airline Railroad, East Hampton (Chatham), Middlesex Co., Connecticut, USA
 
Mineral and/or Locality  
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