Iron ore was discovered on Ore Hill in 1732.
References:
Notes on the Salisbury Iron Mines and Works by Holley from October 1877 T. A. I. M. E., vol. 6, p. 220.
Brush and Penfield (1883) American Journal of Science: 25: 459.
Rocks & Minerals: 11: 92.
Januzzi (1976) Mineral Localities of Connecticut and Southeastern New York State (Taylor Assoc./Mineralogical Press).
Skehan, James W. (2008). Roadside Geology of Connecticut and Rhode Island (Missuola, MT: Mountain Press), p. 252.
Mineral List:12 entries listed. 8 valid minerals. 2 type localities (valid minerals). 1 erroneous literature entry.
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