Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Pyrite from
Rockside Quarry, Mine Hill, Roxbury, Litchfield County, Connecticut, USA


01284920017535122969829.jpg
Pyrite, etc.

Rockside Quarry, Mine Hill, Roxbury, Litchfield County, Connecticut, USA
01284920017535122969829.jpg
Pyrite, etc.

Rockside Quarry, Mine Hill, Roxbury, Litchfield County, Connecticut, USA
04087870017535122978509.jpg
Pyrite, etc.

Rockside Quarry, Mine Hill, Roxbury, Litchfield County, Connecticut, USA
Locality type:Quarry
Classification
Species:Pyrite
Formula:FeS2
Comments:In veins in the gneiss associated with chalcopyrite, siderite, galena, quartz.
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Siderite2
Quartz2
Data
Mineral Data:Click here to view Pyrite data
Locality Data:Click here to view Rockside Quarry, Mine Hill, Roxbury, Litchfield County, Connecticut, USA
Data Identifiers
Mindat Occurrence Record ID:132129
Long-form Identifier:1:3:132129:6
GUID (UUID V4):0
Nearest other occurrences of Pyrite
0.4km (0.2 miles) ⓘRoxbury Iron Mine, Mine Hill, Roxbury, Litchfield County, Connecticut, USA
1.0km (0.6 miles) ⓘRoxbury Granite Quarry (upper quarry), Mine Hill, Roxbury, Litchfield County, Connecticut, USA
7.7km (4.8 miles) ⓘGreen's Farm locality (Roxbury garnet mine; Roxbury Falls garnet mine; Garnet Hill), Roxbury, Litchfield County, Connecticut, USA
9.7km (6.0 miles) ⓘAdvance Stone Quarry, Boardman's Bridge, New Milford, Litchfield County, Connecticut, USA
11.9km (7.4 miles) ⓘO & G Southbury Quarry (Silliman Quarry; O & G No. 2 Quarry), Orenaug Hills, Woodbury, Litchfield County, Connecticut, USA
12.2km (7.6 miles) ⓘNonnewaug River Industrial Park, Woodbury, Litchfield County, Connecticut, USA
12.2km (7.6 miles) ⓘO & G Woodbury Traprock Quarry (Orenaug Quarry; O & G No. 1 Quarry), Orenaug Hills, Woodbury, Litchfield County, Connecticut, USA
12.9km (8.0 miles) ⓘOld lead mine, Brookfield, Fairfield County, Connecticut, USA
14.1km (8.8 miles) ⓘU. S. Route 7 Expressway (Danbury line to Iron Works District), Brookfield, Fairfield County, Connecticut, USA
16.2km (10.0 miles) ⓘSky Ridge railroad cut, Hawleyville, Newtown, Fairfield County, Connecticut, USA
References
Dale and Gregory (1911)
 
and/or  
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