Mount Mazama - Wikipedia
Mount Mazama (Tum-sum-ne in the Native American language Klamath [5]) is a complex volcano in the western U.S. state of Oregon, in a segment of the Cascade Volcanic Arc and Cascade …
Geology and History Summary for Mount Mazama and Crater Lake
2023年10月23日 · Mount Mazama is one of the major volcanoes of the Cascades Arc. Crater Lake is located within the collapsed caldera of Mount Mazama on the crest of the Cascade …
Mount Mazama - The Oregon Encyclopedia
Mount Mazama is located in the southern part of the Cascade Range, about sixty miles north of the Oregon-California state line. It holds Crater Lake ( giiwas in the Klamath language), at …
Eruption History for Mount Mazama and Crater Lake Caldera
2023年10月31日 · Mount Mazama was formed as a succession of overlapping cones and shields during a period of relatively continuous volcanic activity that lasted nearly half a million years, …
Geology of Mount Mazama - Crater Lake National Park (U.S ... - NPS
2022年12月6日 · The boundary of Crater Lake National Park protects most of what remains of Mount Mazama, an ancient volcano that once loomed around 12,000 ft (3,700 m) skyward, …
Mount Mazama and Crater Lake: Growth and Destruction of a …
This cluster, called Mount Mazama (for the Portland, Oregon, climbing club the Mazamas), was destroyed during an enormous explosive eruption 7,700 years ago. So much molten rock was …
Crater Lake | U.S. Geological Survey - USGS.gov
Crater Lake partly fills one of the most visually spectacular calderas of the world, an 8-by-10-km (5-by-6-mi) basin more than 1 km (0.6 mi) deep formed by collapse of the volcano known as …
Mount Mazama | volcano, Oregon, United States | Britannica
When the Mount Mazama volcano in Oregon exploded at about 7,700 bp (radiocarbon-dated by burned wood), 70 cubic kilometres (about 17 cubic miles) of debris were thrown into the air, …
Home | Mazamas
The Mazamas offers hundreds of hikes year-round in the Columbia River Gorge, Mt. Hood area, Forest Park, Mt. St. Helens, and many, many other locations. There are hikes for all ability levels.
Crater Lake | Volcano World | Oregon State University
2010年9月27日 · About 6,850 years ago Mount Mazama, a stratovolcano, collapsed to produce Crater Lake, one of the world's best known calderas. The caldera is about 6 miles (10 km) …
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