Nandewar Volcano | John Seach


Mt Kaputar, NSW, Australia

30.21 S, 150.14 E
summit elevation 1507 m
Shield volcano

Nandewar Volcano last erupted 17-18 million years ago.
Nandewar volcano forms a spectacular national park in north western NSW. The volcano covers an area of 1100 sq km which are the remains of broad basaltic shield volcano. The volcano now consists of an erosional caldera.

Mt Kaputar, NSW

The Grovenor (1541 m), lava plug, Mt Kaputar.

Further reading
Stipp, J.J. and McDougall, I., 1968. Potassium–argon ages from the Nandewar volcano, near Narrabri. New South Wales. Australian Journal of Science31(2), pp.84-85.

Abbott, M.J., 1969. Petrology of the Nandewar volcano, NSW, Australia. Contributions to Mineralogy and Petrology20(2), pp.115-134.

Stolz, A.J., 1986. Mineralogy of the Nandewar volcano, northeastern New South Wales, Australia. Mineralogical Magazine50(356), pp.241-255.

Eruptions of Nandewar volcano

17-18 million years ago