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    • The Industrial Might of Connecticut Pegmatite . Connecticut History

      Several minerals, including columbite, which in the 1600s became the first new . Most of the pegmatite quarries (open pit mines), were located between South . The spar was shoveled by hand beneath two vertical, moving stone wheels.

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    • Connecticut's Minor Metals and Her Minerals Yale Peabody

      Connecticut's iron and copper were the most important of her metals, but they were far .. artificial stone from material obtained on the property, and one story has of quarry operations persist, and the case of the Ritch granite quarry near.

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    • Fluorite from Connecticut, USA Mindat

      Strickland Quarry, Strickland pegmatite, Collins Hill, Portland, Middlesex Co., . Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine) . Mine Hill (Ore Hill) . of the Connecticut Valley With Emphasis on Reed's Gap Quarry Near Durham. . Tollgate Quarry (Tollgate Mine; Bidwell Quarry; China stone Quarry).

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    • Bedrock Mines and Quarries of Connecticut CT Eco

      BEDROCK MINES AND QUARRIES OF CONNECTICUT .. in the Western Uplands near the town of Southbury (Pomper aug Basin) and . BETTER STONES AND minerals, typically composed of quartz, feldspar, and various amounts of.

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    • Rockside Quarry (Mine Hill Quarry), Mine Hill (Ore Hill . Mindat

      Rockside Quarry, Mine Hill, Roxbury, Litchfield Co., Connecticut, USA . According to Dale and Gregory (1911) this dimension stone quarry began operations in.

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    • Pelton's Quarry, Portland, Middlesex Co., Connecticut, USA

      The fine feldspar mine, near Deacon Ralph PELTON's, has been worked by . mention the Pelton Quarry, but discusses the Tollgate "China Stone" Quarry . of two minerals, unique for the region, bismutite and samarskite [since found elsewhere]. .. Area in Connecticut (With a few notes on Glastonbury and Marlborough).

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    • the mineral industry of connecticut USGS Mineral Resources

      Environmental Protection, for collecting information on all nonfuel minerals. In 1996, for the fifth consecutive year, . in Connecticut between those wanting to quarry sand and gravel or stone and residents near any proposed quarry. Except.

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