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The peninsula is bisected by the Keweenaw Waterway, a partly natural, partly artificial waterway serving as a canal. The north side of the canal is known locally as Copper Island. The cities of Houghton, the peninsula's largest population center, and Hancock, are located along the shores of the Keweenaw Waterway. Houghton is home to Michigan ...
Where the cooled lava is exposed, it forms much of the Keweenaw Peninsula and Isle Royal in Lake Superior. At Isle Royal, the flow forms the backbone of the island and the Greenstone Ridge trail runs along its length. [1] The flow is the typical source for the semiprecious Isle Royale greenstone. [6]
The Keweenaw Peninsula, itself, is the southeastern side of a large syncline beneath Lake Superior. The northwestern side forms Isle Royale. [3] The fault is more than 100 miles (160 kilometers) long and extends from the tip of the Keweenaw Peninsula in the northeast to a termination near the Michigan-Wisconsin border in the southeast. [4]
Volcanic strata protrude at Isle Royale and the Keweenaw Peninsula [9]. Lake Superior occupies a basin created by the rift. [3] Near the present lake, rocks produced by the rift can be seen on the surface of Isle Royale and the Keweenaw Peninsula of the Upper Peninsula of Michigan, [9] northwest Wisconsin, [10] and on the North Shore of Superior in Minnesota and Ontario. [4]
Jul. 18—BARAGA — Two small children played in the day's gentle surf on a seemingly unending beach on the Keweenaw Bay shoreline, running back and forth along dark-colored sands warmed by the ...
Mount Bohemia is the 5th highest point in the Keweenaw Peninsula and the 52nd highest prominent peak in Michigan with an elevation of 1,465 feet (447 m). A view of the sign from the entrance Mount Bohemia. Mount Bohemia is host to a ski resort bearing the same name located at the northernmost portion of the Keweenaw Peninsula in Mohawk
NORTH OF SYLINGARFELL, Iceland (Reuters) -A volcano in southwestern Iceland erupted on Thursday for the third time since December, spraying streams of lava up to 80 metres (260 feet) into the air ...
Members of the Keweenawan Supergroup are exposed at the surface only in the Lake Superior region, particularly at the perimeter of the Midcontinent Rift System. To the southeast and southwest, they are covered by sedimentary rocks of Paleozoic age.