Search results
Results from the WOW.Com Content Network
Chlorastrolite occurs as amygdaloid structures and fracture fillings in basalt, and when the water and wave action has worn away the basalt, they are found as beach pebbles and granules in loose sediments. It is found in the Keweenaw Peninsula of the Upper Peninsula of Michigan and Isle Royale in Lake Superior. Isle Royale is a National Park ...
Greenstone (archaeology), various types of stone used by early cultures, covering jade and similar stones Greenstone belt , Archean and Proterozoic volcanic–sedimentary rock sequences Isle Royale greenstone Chlorastrolite, found in the Keweenaw Peninsula of Michigan and Isle Royale in the US
The Lake Ellen Kimberlite is a poorly exposed volcanic breccia located about 10 miles (16 km) northeast of Crystal Falls in the Upper Peninsula of Michigan. The first publication in 1981 [ 1 ] describing the feature led to speculation that this or similar kimberlites in the area might have been the source of the diamonds discovered a century ...
Captain Aaron G. Peer was born in Dundas, Ontario, in 1812, and moved to Algonac, Michigan, in 1821. In 1833, Peer and his brother built a schooner and went in to the lake transport business, locating at the tip of Michigan's thumb. Peer also began a grindstone quarry at this site, and by 1850 was selling $3000 of grindstones a year.
Jacobsville Sandstone is a red sandstone formation, marked with light-colored streaks and spots, primarily found in northern Upper Michigan, portions of Ontario, and under much of Lake Superior. Desired for its durability and aesthetics, the sandstone was used as an architectural building stone in both Canada and the United States.
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!
Sanilac Petroglyphs Historic State Park is a historic preservation area in the U.S. state of Michigan. The state park, also known as ezhibiigadek asin (Ojibwe for "written on stone"), [3] consists of 240 acres (97 ha) in Greenleaf Township, Sanilac County, in Michigan's Thumb. It contains the largest collection of Native American petroglyphs in
Human remains have been found on the property of the husband of Dee Ann Warner, a Michigan woman who has been missing since 2021, police said Sunday.