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Bertrandite from
Pelton's Quarry, Portland, Middlesex Co., Connecticut, USA

Locality type:Quarry
Classification
Species:Bertrandite
Formula:Be4(Si2O7)(OH)2
Confirmation
Validity:Believed Valid
References
References:Mineralogical Record (1975) 6:114-123
Data
Mineral Data:Click here to view Bertrandite data
Locality Data:Click here to view Pelton's Quarry, Portland, Middlesex Co., Connecticut, USA
Nearest other occurrences of Bertrandite
1.6km (1.0 miles) Schoonmaker Mine (Cramer Mine), Strickland pegmatite (Strickland-Cramer Quarry; Strickland-Cramer Mine; Strickland-Cramer Feldspar-Mica Quarries), Collins Hill, Portland, Middlesex Co., Connecticut, USA
1.6km (1.0 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
3.6km (2.2 miles) State Forest Quarry #2 (State Forest No. 2 Mica Mine), Cobalt, East Hampton (Chatham), Middlesex Co., Connecticut, USA
5.6km (3.5 miles) White Rocks Quarry (Consolidated Quarry), White Rock Mining District, Middletown, Middlesex Co., Connecticut, USA
8.1km (5.0 miles) Tollgate Quarry (Tollgate Mine; Bidwell Quarry; China-stone Quarry), Middletown, Middlesex Co., Connecticut, USA
8.9km (5.5 miles) Worth and Selden Quarries (Victoria Quarry), East Hampton (Chatham), Middlesex Co., Connecticut, USA
10.5km (6.5 miles) Anderson No. 1 Mica Mine (Swanson Mine; Swanson Lithia Mine), East Hampton (Chatham), Middlesex Co., Connecticut, USA
11.7km (7.2 miles) Slocum prospect, East Hampton (Chatham), Middlesex Co., Connecticut, USA
13.8km (8.6 miles) Quarry Hill (Brainerd Quarries; Shailor Quarries), Haddam Neck, Haddam, Middlesex Co., Connecticut, USA
14.7km (9.2 miles) Connecticut Yankee atomic power plant, Haddam Neck, Haddam, Middlesex Co., Connecticut, USA
 
Mineral and/or Locality  
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