Hidden Valley Mine is an open-pit gold and silver mining operation located in Papua New Guinea. It is operated by Harmony Gold Mining Company Limited and is known for its significant mineral resources. The mine began production in 2010 and has contributed to the local economy through job creation and infrastructure development. The mining process at Hidden Valley involves extracting ore from the earth, which is then processed to separate valuable metals. The site utilizes modern technology and practices to ensure efficient and environmentally responsible mining operations. The mine plays a crucial role in the region's mining industry and overall economic growth.