Latest Igneous rocks Stories
A volcano in western Indonesia that has been dormant for more than 400 years erupted for the second straight day Monday, blasting hot ash more than a mile into the air and forcing the evacuation of 30,000 people in the region.
Authorities in Colombia were forced to order the evacuation of thousands of residents after the Galeras Volcano erupted on Wednesday, but only a few took heed and headed for shelters.
Two French scientists are travelling to one of the remotest places on Earth, the Kamchatka peninsula, to piece together the complex life story of two volcanoes.
VANCOUVER, Aug. 17 /PRNewswire-FirstCall/ - Magma Energy Corp. (TSX: MXY) announces that its wholly-owned subsidiary, Magma Energy Sweden A.B., today has closed a portion of a previously announced agreement to acquire further shares of Iceland geothermal company HS Orka hf.
A new study has found that a mixing of two different types of magma is the key to the historic eruptions of Mount Hood, Oregonâ€™s tallest mountain, and that eruptions often happen in a relatively short time â€“ weeks or months â€“ after this mixing occurs.
A team of scientists has returned to the North Atlantic to gather more data on the Icelandic volcanic eruption that took place earlier this year.
Millions of years ago, volcanic eruptions in North America were more explosive and may have significantly affected the environment and the global climate.
On March 20, Iceland's Eyjafjallajokull volcano woke from its nearly 200-year slumber to change the way the world viewed volcanoes forever.
(All amounts in US dollars unless otherwise stated) VANCOUVER, June 14 /PRNewswire-FirstCall/ - Magma Energy Corp. (TSX: MXY) is pleased to provide an update on its activities at three of its Nevada projects.
Following the eruption of Icelandâ€™s Eyjafjallajoekull volcano that spewed huge amounts of ash and grounded numerous flights, more than 50 experts from around the world gathered at a workshop to discuss what has been learned and identify future opportunities for volcanic ash monitoring.
Mount Nyiragongo is an active stratovolcano that is located in the Democratic Republic of the Congo. This volcano is part of the Virunga Mountains and is located in Virunga National Park. It reaches an elevation of 11,385 feet and has a crater that reaches 1.2 miles in width. This crater typically holds a lava lake that has varied between 2,000 and 10,660 feet in depth. It is not known how long this volcano has been active, but at least 34 eruptions have been recorded since 1882. Mount...
Chaitén is a volcanic caldera that is located in southern Chile that reaches an elevation of 3,681 feet. It is thought that this volcano once held a rhyolite obsidian lava dome that reached 3,156 in height, but this was destroyed after its most recent eruption in 2008. In the past, this volcano has released grey obsidian, which was used by pre-Columbian cultures to make many objects, some of which have been found 250 miles away from the volcano. Chaitén experienced the beginning of a new...
Hualālai is a dormant shield volcano that is located on the island of Hawaii and is one of five volcanoes that form the island. It reaches an elevation of 8,271 feet and is thought to have emerged from the sea about 300,000 years ago, making it the third youngest volcano on the island. Its shape is rough compared to younger volcanoes and it holds three rift zones that are covered with over one hundred cinder cones and spatter cones. Although it does not hold a caldera at its summit, it does...
Kohala is an extinct shield volcano that is located on the island of Hawaii and reaches an elevation of 5,480 feet. It is one of five volcanoes that comprise the island of Hawaii and is thought to be about one million years old, although it only emerged from the sea about 500,000 years ago. Because its last eruption is thought to have occurred about 120,000 years ago, based on studies conducted on hardened lava flows, this volcano is not thought to pose a threat to inhabitants on the island....
Askja is an active stratovolcano that is located in the isolated central highlands in Iceland. It reaches an elevation of 4,974 feet and its name literally means caldera, or box, in the Icelandic language. The area can only be reached during a period of a few months and because it located in the rain shadow of the Vatnajökull glacier to the northeast, it only receives 17.7 inches of rain per year. One of Askja’s smaller craters holds a lake known as Öskjuvatn, which is often frozen over...
- The act of sweetening by admixture of some saccharine substance.
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