The Sterling Hill Mine, now known as the Sterling Hill Mining Museum, is a former iron and zinc mine in Ogdensburg, New Jersey. It was the last working underground mine in New Jersey when it closed in 1986. It became a museum on 1989. Along with the nearby Franklin Mine, it is known for its variety of minerals, especially the fluorescent varieties. It was added to the National Register of Historic Places in 1991.
Category: Museums - History