Английская Википедия:Glacial erratic boulders of Snohomish County, Washington
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Шаблон:GeoGroup Glacial erratic boulders of Snohomish County are large glacial erratic boulders of rock which were moved to Snohomish County, Washington by glacial action during previous ice ages.
List of boulders
| Airport Boulder, at Martha Lake Airport Park in Martha Lake, said to be "one of the largest glacial erratic boulders in urban King, Snohomish, and Pierce counties",[1] is approximately Шаблон:Convert long on its longest axis and about twice a man's height. The erratic is composed of greenstone,[2] and has long been used for bouldering (rock climbing), with at least four ascent routes.[3][4] | Файл:Martha Lake Erratic 2015 1.jpg |
| Edmonds Way erratic
Fraser Valley breccia, Шаблон:Convert and Шаблон:Convert high.[5] |
Файл:Edmonds Way erratic 2.jpg |
| Everett Boulder, erratic found Шаблон:Convert underground at downtown construction site, Colby Avenue and Wall Street. Шаблон:Convert long, and Шаблон:Convert high, weighs approximately Шаблон:Convert.[6][7][8] The erratic briefly had over one hundred Twitter followers and was eventually reburied.[9] | Файл:No image.png |
| "Granite" is a Шаблон:Convert, Шаблон:Convert granite boulder discovered "under a bunch of sticker bushes" during an October, 2015 construction project in Edmonds. After attempts to destroy the boulder resulted in destruction of the power equipment used, the city offered it for free to a city resident who would accept it on their property.[10][11] | Файл:Granite, Edmunds, Washington glacial erratic with yardstick.JPG |
| Шаблон:Vanchor near Lake Stevens. Шаблон:Convert and Шаблон:Convert in circumference. Largest known erratic in Washington State Шаблон:As of,[12] and may be largest in the United States (but not North America; see the Alberta Big Rock). | Файл:Lake Stevens Monster 2015b.jpg |
| Longview Boulder found in a Gold Bar gravel mine; five times the height of a man.[13] Blasted and removed. | Файл:No image.png |
| Unnamed erratics near Market Place road in Lake Stevens. Largest is unusual pink granite, approximately Шаблон:Convert in size, and Шаблон:Convert tall.[14] | Файл:Market Street erratics.jpg |
References
Further reading
External links
- Washington glacial erratics project at University of Washington dept. of earth and space sciences
Шаблон:SnohomishCountyWA-geo-stub
