Tweed Volcano is a partially eroded Early Miocene shield volcano located in northeastern New South Wales, which formed when this region of Australia passed over the East Australia …

The Tweed Volcano draws rain-bearing clouds to its dormant bulk. Streams cut into the volcano's flanks to form radiating river gorges, exposing cliffs of the basalt and rhyolite lavas. Erosion is …

2023年10月18日 · The geology of the Tweed Volcano in north-eastern New South Wales, is a fascinating account of volcanic activity and its enduring impact on the landscape. This ancient …

Brief description of the Tweed Volcano (big volcanoe) and caldera, and links to additional Australian volcano reseources. Australia's Green Cauldron. Volcanism (vulcanism) in Australia.

A general description of the complex geology of the Tweed Volcano in Australia, which has created probably the largest, most easily accessible, erosion caldera in the world.

2009年6月22日 · The Tweed Valley is the erosion caldera of the Mt Warning Shield Volcano. The Tweed Valley, the caldera, is more than 1000 m deep and 40 km wide. This is larger than the …

2005年1月6日 · Australia is the only continent without any current volcanic activity, but it hosts one of the world's largest extinct volcanoes, the Tweed Volcano. Rock dating methods indicate …

Wollumbin / Mount Warning is the dominating geological feature of the Tweed Valley. The mountain is the remnant core of a shield volcano that was active 23 million years ago. The …

The Tweed Shield Volcano, centred on the plutonic complex of Mount Warning, comprises the Beechmont and Hobwee Basalts, their equivalents on the southern side (the Lismore and Blue …

2010年2月12日 · Australia, the only continent with no current volcanic activity, is home to one of the world's largest extinct volcanoes: Tweed Volcano, shown in this 3-D stereo image pair. …