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Quartz from
Biermann Quarries (Bethel quarries) and tourmaline ledge, Bethel, Fairfield County, Connecticut, USA

Classification
Species:Quartz
Formula:SiO2
Formation:Primary, Secondary
Comments:The vast majority of material is a massive primary constituent of the pegmatite matrix. Small to microcrystals are secondary overgrowths lining small void or as part of a suite of microminerals pseudomorphing beryl: bertrandite, adularia, albite, muscovite.
Habit:elongated prismatic
Colour:smoky to milky
Quality for species:Poor for species, only of interest for locality collectors. (#)
Abundance at site:Extremely common
Confirmation
Validity:Believed Valid
References
References:Januzzi, Ronald E. (1976), Mineral Localities Connecticut and Southeastern New York State. The Mineralogical Press, Danbury, Connecticut.
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Biermann Quarries (Bethel quarries) and tourmaline ledge, Bethel, Fairfield County, Connecticut, USA
Photo GalleryView Gallery (2 photos)
Nearest other occurrences of Quartz
1.9km (1.2 miles) Captain Cook's Quarry (Purdy Station Quarry), Newtown, Fairfield County, Connecticut, USA
5.0km (3.1 miles) Cook Quarry on Harry Wiley Farm, Newtown, Fairfield County, Connecticut, USA
5.1km (3.2 miles) Grace Feldspar Mine, Newtown, Fairfield County, Connecticut, USA
6.4km (4.0 miles) Redding (Reading), Fairfield County, Connecticut, USA
7.6km (4.7 miles) Redding Glen (Redding Ridge), Redding (Reading), Fairfield County, Connecticut, USA
8.1km (5.0 miles) Sky Ridge railroad cut, Hawleyville, Newtown, Fairfield County, Connecticut, USA
8.1km (5.0 miles) West Redding grossular locality, Redding (Reading), Fairfield County, Connecticut, USA
8.6km (5.4 miles) New England Materials quarry, Monroe, Fairfield County, Connecticut, USA
8.7km (5.4 miles) Interstate 84 road cuts (Route 6A bypass), Newtown, Fairfield County, Connecticut, USA
9.1km (5.7 miles) Danbury beryl prospect, Brookfield, Fairfield County, Connecticut, USA
 
Mineral and/or Locality  
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