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Dolomite from
U. S. Route 7 Expressway (Danbury line to Iron Works District), Brookfield, Fairfield County, Connecticut, USA

Classification
Species:Dolomite
Formula:CaMg(CO3)2
Formation:Primary, Secondary
Comments:Mostly rock forming mineral in the Stockbridge Marble. Microcrystals found with quartz in Alpine clefts.
Habit:rhombohedral
Colour:white
Quality for species:Rock forming mineral/non-crystalline/little interest for collectors.(##)
Abundance at site:Common
Confirmation
Validity:Believed Valid
References
References:Januzzi, Ronald E. (1994), Mineral Data Book - Western Connecticut and Environs. The Mineralogical Press, Danbury, Connecticut.
Data
Mineral Data:Click here to view Dolomite data
Locality Data:Click here to view U. S. Route 7 Expressway (Danbury line to Iron Works District), Brookfield, Fairfield County, Connecticut, USA
Nearest other occurrences of Dolomite
3.7km (2.3 miles) Brookfield, Fairfield County, Connecticut, USA
6.7km (4.2 miles) North Street mall, Danbury, Fairfield County, Connecticut, USA
7.9km (4.9 miles) Danburite type locality, Danbury, Fairfield County, Connecticut, USA
20.8km (12.9 miles) Ridgefield, Fairfield County, Connecticut, USA
21.0km (13.1 miles) Tilly Foster Iron Mine, Brewster, Town of Southeast, Putnam Co., New York, USA
22.5km (14.0 miles) Old Mine Plaza construction site, Long Hill, Trumbull, Fairfield County, Connecticut, USA
26.4km (16.4 miles) State Route 25 road cuts, Trumbull, Fairfield County, Connecticut, USA
30.5km (19.0 miles) Mahopac Mines (Hill Mine; German Flats Mine), Carmel, Putnam Co., New York, USA
38.0km (23.6 miles) Silliman's Verd Antique Quarry, West Haven, New Haven Co., Connecticut, USA
38.4km (23.8 miles) Baldwin Quarry (Milford Quarry), Milford, New Haven Co., Connecticut, USA
 
Mineral and/or Locality  
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