Mount Ningadhun

Mount Ningadhun, also known as Castle Rock, Ningadoon , and Ningadhun, is a mountain on the Nandewar Range, a spur off the Great [Dividing Range], is located in the North West Slopes region of New South Wales, Australia. Mount Ningadhun is situated east of Narrabri, within the Mount Kaputar [National Park]
With an elevation of above sea level, Mount Ningadhun is a prominent volcanic plug and part of the remnants of the Nandewar extinct volcano that ceased activity about 17 million years ago after 4 million years of activity.