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Greenockite from
Old lead mine, Brookfield, Fairfield County, Connecticut, USA

Locality type:Mine
Classification
Species:Greenockite
Formula:CdS
Comments:Its occurrence appears identical to Shepard's (1837) description of pyromorphite, so could actually be the latter mineral.
Habit:coatings
Colour:yellow-green
Quality for species:Poor for species, only of interest for locality collectors. (#)
Abundance at site:Common
Confirmation
Validity:Unconfirmed/Questioned
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 Greenockite data
Locality Data:Click here to view Old lead mine, Brookfield, Fairfield County, Connecticut, USA
Nearest other occurrences of Greenockite
3.8km (2.3 miles) U. S. Route 7 Expressway (Danbury line to Iron Works District), Brookfield, Fairfield County, Connecticut, USA
11.0km (6.9 miles) Roxbury Iron Mine (Shepaug Iron Company Mine; Shepaug Spathic Iron and Steel Company Mine), Mine Hill (Ore Hill), Roxbury, Litchfield Co., Connecticut, USA
14.2km (8.8 miles) Kyanite locality (Judds Bridge locality), Washington, Litchfield Co., Connecticut, USA
24.1km (15.0 miles) Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine), Branchville, Redding (Reading), Fairfield County, Connecticut, USA
30.0km (18.6 miles) State Route 25 road cuts, Trumbull, Fairfield County, Connecticut, USA
37.0km (23.0 miles) Thomaston Dam railroad cut, Thomaston Dam, Thomaston, Litchfield Co., Connecticut, USA
56.8km (35.3 miles) Haverstraw, Rockland Co., New York, USA
60.8km (37.8 miles) Canaan, North Canaan, Litchfield Co., Connecticut, USA
66.9km (41.5 miles) Middletown lead mines (Middletown Mine), Middletown, Middlesex Co., Connecticut, USA
69.0km (42.9 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
 
Mineral and/or Locality  
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