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Three other cinder cones from this field also lie within the city of Portland: Rocky Butte, Powell Butte, and Kelly Butte. Portland is one of six cities in the United States to have an extinct volcano (Mount Tabor) within its boundaries. Bend is the only other city in Oregon with a volcano within its city limits, with Pilot Butte.
Mount Scott is a volcanic cinder cone with its summit in Clackamas County, Oregon.The summit rises to an elevation of 1,091 feet (333 m). [1] It is part of the Boring Lava Field, [3] a zone of ancient volcanic activity in the area around Portland, and was named for Harvey W. Scott, a 19th and 20th century editor of The Oregonian newspaper.
Pilot Butte is a lava dome that was created from an extinct volcano located in Bend, Oregon. It is a cinder cone butte which rises nearly 500 feet (150 m) above the surrounding plains. Bend is one of six cities in the United States to have a volcano within its boundaries.
Rocky Butte (previously known as Mowich Illahee [4] and Wiberg Butte) is an extinct cinder cone butte in Portland, Oregon, United States. It is also part of the Boring Lava Field, a group of volcanic vents and lava flows throughout Oregon and Washington state. The volcano erupted between 285,000 and 500,000 years ago.
The Mount Washington Wilderness includes a number of cinder cones, typically with elevations between 150 and 300 feet (46 and 91 m). Composed of gray to red cinder, they also have scoria and welded spatter. [24] Major cinder cones in the wilderness include Belknap Crater, Twin Craters, Scott Mountain, and the Sand Mountain craters. [25]
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Once the pine cones are collected, they're brought to a network of nurseries, where the seeds are extracted and grown into seedlings. One million seedlings will plant about 4,500 acres of new forest.
Lava Butte, a cinder cone in Newberry National Volcanic Monument, Oregon. A list of cinder cones is shown below. This list is incomplete; ...