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Paleozoic rocks in eastern Wisconsin today make up the Niagara Escarpment, a shelf of rock extending from Door County to Horicon Marsh. The cliffs along the escarpment are primarily formed by the early Silurian Mayville Dolostone; the rocks that make up the escarpment were deposited within the Michigan Basin. Continued subsidence of this basin ...
Pages in category "Rock formations of Wisconsin" The following 10 pages are in this category, out of 10 total. This list may not reflect recent changes. A.
Leaders of states in the U.S. which have significant mineral deposits often create a state mineral, rock, stone or gemstone to promote interest in their natural resources, history, tourism, etc. Not every state has an official state mineral, rock, stone and/or gemstone, however.
The major part of the Kettle Moraine area is considered interlobate moraine, though other types of moraine features, and other glacial features are common. [1] The moraine is dotted with kettles caused by buried glacial ice that calved off the terminus of a receding glacier and got entirely or partly buried in glacial sediment and subsequently ...
The rugged terrain comprising most of the Driftless Area is distinct from the rest of Wisconsin, and is known locally as the Coulee Region. The steep ridges, numerous rock outcroppings, and deep, narrow valleys in the Driftless Area are in marked contrast with the rest of the state, where glaciers have modified the landscape.
Placenticeras, one of the few Mesozoic animals found in Wisconsin. Rocks of Permian to Neogene age were either rarely deposited in Wisconsin or were eroded away by the Pleistocene glaciers and other erosional agents. As a result, dinosaurs and other organisms of this age did not leave many fossils in Wisconsin. [1]
The Sinnipee Group is a geological group in Wisconsin. It consists primarily of sedimentary carbonate rocks. Primarily made of dolomite, it also has limestone as a secondary component and can even have shale imbedded with it. It was formed in the Ordovician period and has three rock members: Galena, Decorah, and Platteville formations. [1]
Indian Rock, Indian Rock Park; Joshua Tree National Park. Skull Rock; Lover's Leap; Mono Lake Tufa State Natural Reserve; Moro Rock, Sequoia National Park; Morro Rock; Mussel Rock; Nine Sisters (aka "The Morros"), San Luis Obispo; Pinnacles National Park; Potato Chip Rock; Rainbow Basin; Red Rock Canyon; Robbers Roost; San Pedro Rock; Santee ...