Richmond Main Colliery is a heritage-listed former coal mine and now open-air museum at South Maitland Coalfields, Kurri Kurri, New South Wales, Australia. It was designed by the staff at J & A Brown's Engineering Workshops at Hexham under the direction of John Brown and built from 1908 to 1913 by J & A Brown. The site now operates as the Richmond Main Heritage Park, including the Richmond Vale Railway Museum and Richmond Main Mining Museum. The property is owned by Cessnock City Council. It was added to the New South Wales State Heritage Register on 2 April 1999.
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