Tofua is a volcanic island in Tonga. Located in the Haʻapai island group, it is a steep-sided composite cone with a summit caldera . It is part of the highly active Kermadec-Tonga …

4 天之前 · Tofua volcano is the subaerial part of a large frequently active stratovolcano. It forms the 8 km wide circular Tofua Island, dominated by the 5 km wide caldera containing a …

Tofua is a remote volcano in Tonga that is not monitored. The active Lofia crater, the largest and northernmost cone, appears to be undergoing a long-term, low level eruption, with spatter from …

2022年9月5日 · Tofua Island is an island in Tonga. Its size is 19 768 acres (80 km2), and its maximum length/width is around 9,75kmX8,45km. The height of the island is 520 meters. It is …

2024年10月14日 · Compared to the low-lying islands of sand and coral that make up most of Tonga’s Ha‘apai island group, Tofua stands out. The tall, cone-shaped volcanic island is …

Tofua Island in the central part of the Tonga Islands group is the emergent summit of a large stratovolcano. Its summit contains a 5-km-wide caldera. Three post-caldera cones were …

The Geology of Tofua Island, Tonga! GLENN R. BAUER2 ABSTRACT: Tofua Island is an oval, steep-sided composite volcano, 5 miles by 6 miles in diameter, the summit of which has …

Tofua Island is a flat-topped volcanic island about 505 metres high with a steep and rocky shoreline all the way around. The large, steep-sided, four-km-wide caldera in the interior is …

2008年11月27日 · Tofua Island is an oval, steep-sided composite volcano, 5 miles by 6 miles in diameter, the summit of which has collapsed to form a caldera. Within the caldera, Lofia cone …

The low, forested Tofua Island in the central part of the Tonga Islands group is the emergent summit of a large stratovolcano that was seen in eruption by Captain Cook in 1774. The …