Historically, there have been active gold mines in the area: In the 1900s, there were several underground mines up to 40m deep for over 3km which produced 3,000oz Au @ 30g/t; In the late 1980s there was open pit mining to 40m, producing 30,000oz Au @ 5.6g/t; In the late 1990s, colluvial and alluvial ore was mined producing 3,000oz Au @ 2.5g/t