Search results
Results from the WOW.Com Content Network
Three distinct layers of lava can be seen from the highway bridge. The lower flows were more compact and hard, but the upper flows were vesicular, containing pockets that later filled with various minerals including those that formed the Lake Superior agates which can be found along the beach where the river ends in Lake Superior. [3]
Lake Superior Agate - Duluth, Minnesota. The Lake Superior agate is a type of agate stained by iron and found on the shores of Lake Superior.Its wide distribution and iron-rich bands of color reflect the gemstone's geologic history in Minnesota, Wisconsin, Nebraska, Iowa, Kansas, and Michigan.
Tettegouche State Park (/ ˈ t ɛ t ə ɡ uː tʃ / TET-ə-gooch) is a Minnesota state park on the north shore of Lake Superior 58 miles (93 km) northeast of Duluth in Lake County on scenic Minnesota Highway 61. The park's name stems from the Tettegouche Club, an association of local businessmen which purchased the park in 1910 from the Alger ...
Isle Royale geologic map Cross-section of the Lake Superior basin showing the tilted strata of volcanic rock that form Isle Royale. The island is composed largely of ridges, running roughly southwest-to-northeast. The main ridge, Greenstone Ridge, is over 1,000 ft (300 m) in many places.
The Grand Sable Dunes today form a five-mile-long sand slope that rises from Lake Superior at a 35° angle. The summits of the tallest dunes are as high as 275 feet (85 m) above lake level. Glacial melt during the last major advance/retreat called the Marquette Readvance created the conditions for the formation of the Grand Sable Banks.
Brimley State Park is a public recreation area covering approximately 100 acres (40 ha) on the shore of Whitefish Bay at the far eastern end of Lake Superior in the U.S. state of Michigan. [1] The state park is located on the northeast side of the Village of Brimley , eleven miles southwest of Sault Ste. Marie .
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
Judge C. R. Magney State Park is a state park in the U.S. state of Minnesota, on the North Shore of Lake Superior.It was named for Clarence R. Magney, a former mayor of Duluth and justice of the Minnesota Supreme Court, who was instrumental in getting 11 state parks and scenic waysides established along the North Shore. [2]