Description:Florence Colliery, named after the the Duke of Sutherland's (the colliery owner) daughter, the pit was opened in 1874 and was worked until 1990. It was a productive pit. Situated near Longton Park it was in use until the 1970s, when coal-drawing ceased. It was then used to ventilate the nearby Hem Heath Superpit. It was also used to take down and bring out maintainance crews and fitters.