Rocky Hill Ridge, also known as the Mount Lucas-Rocky Hill Ridge,Geologic Report Series, Issues 7-10 New Jersey Department of Conservation and Economic Development, 1965Widmer, Kemble. Geology of Ground Water Resources of Mercer County. New Jersey Geological Survey, 1965. named after Lucas Voorhees, an 18th-century landowner,Wall, John Patrick et al. History of Middlesex County, New Jersey, 1664-1920, Volume 2. Lewis Historical Publishing Company, Inc., 1921 is a diabase trap rock ridge running west to east in the US State of New Jersey. Diabase intrusions form Baldpate Mountain and Pennington Mountain, the Mount Rose extension of the Mount Lucas-Rocky Hill ridge, and part of the Sourland Mountains.New Jersey Geological Survey, New Jersey. Bureau of Geology and Topography, New Jersey. Dept. of Conservation and Economic Development, 1965 The Ridge is longGeological Survey of New Jersey. Geology of New Jersey. Daily Advertiser Office, 1868. and continues across the Millstone River, just below The Georgetown Franklin Turnpike, as the Ten-Mile Run Mountain and Lawrence Brook Mountain.Geological Survey of New Jersey. Annual Report of the State Geologist of New Jersey. s.n., 1882 The western section of the ridge, which runs to the northwest to The Sourlands (although not connecting with it because of the Hopewell FaultLuce, TJ. New Jersey's Sourland Mountain Hopewell: Sourland Planning Council, 2001. pg. 38), is the Mount Rose section of the ridge.Widmer, Kemble. Geology of Ground Water Resources of Mercer County. New Jersey Geological Survey, 1965.

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