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Squier's Mine (Centennial Mine), West Milford Township, Passaic Co., New Jersey, USA

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Latitude & Longitude (WGS84): 41° 10' North , 74° 22' West
Latitude & Longitude (decimal): 41.1666666667, -74.3666666667

A former Fe mine in magnetite ore located near the New York state line along the Warwick (NY) to Greenwood Lake Road (present day Upper Greenwood Lake area). Started 1875 and closed 1879. Reopened 1880. Ore deposit was 5 veins about 5 feet wide (end of drift stripping. Ore vein also described as 12 to 38 (4 to 12 meters) wide. Workings were 8 pits and crosscuts. Produced an estimated total of 2,200 tons ore.

Mineral List

4 valid minerals.

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Bayley, William Shirley (1910), The Iron Mines of New Jersey, MacCrellish & Quigley, state printers, 1910: 343-344.

New Jersey State Geologist Annual Report (1876): 53-54.

New Jersey State Geologist Annual Report (1879): 82.

New Jersey State Geologist Annual Report (1880): 116.

Mineral and/or Locality  
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