Mount Roskill, New Zealand

Mount Roskill is both a volcanic peak and the suburban area in the city of Auckland, New Zealand. The peak, which is to the southwest end of the suburb, is 110 metres in height, and is one of the many extinct cones which dot the isthmus of Auckland, all of which are part of the Auckland Volcanic Field. The scoria cone was built by fire-fountaining from two craters. The main southern crater was excavated in 1961-62 and filled with a reservoir. Lava flowed from the base of the cone to the north and northwest. It was the site of a pā, and was known as Puketapapa. Since 2009, the extension of State Highway 20 passes close to the cone. The effects of the new motorway on the cone had been the subject of significant discussion, and a major...