"We put a fence up to keep people from walking into the mines while looking at their cell phones," Rack said. New Jersey contains locations Some involved the reopening ofloosely-filledshafts. Mt. 1910, Iron Mines and Mining in New Jersey. Users shall require any independent contractor, hired to undertake work that will utilize digital data obtained from the NJDEP, to agree not to use, reproduce, or redistribute NJDEP GIS data for any purpose other than the specified contractual work. Map 3, Neumann et al, 1948, Minerals Inventory, US Department of the Sterling Mine,Wharton, Morris County Map available on page 551 of Cook, Lopez then concentrated on locating horizontal entrances, known as adits. Series_Information: Maps 2-3, Wharton Steel Co. For the most part, to Rack's relief, North Jersey's mines are difficult to find. Bayley,W.S. It was added to the National Register of Historic Places in 1980 as a contributing property to the Old Mine Road Historic District.[3]. During a recent drive down a back road in Warwick, New York, Lopez lamented the disappearanceof an entrance to one of the mines he had visited years ago. George H., 1868, The Geology of New Jersey. Officials in Mine Hill are hoping to see similar results when the drone returns to capture comparison images next summer, Morris said. In many cases, very little information was compiled regarding the mines. Township, Morris County. Cave-insthere as recently as 2014 have helped bring the totalnumber in Mine Hilltoseven since 2012, Morris said. "Its really hard. 14. Report of the State Geologist for 1906, NJGS. Departments/Agencies | FAQ's, Copyright State of New Jersey, 1996-