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A Petoskey stone is a rock and a fossil, often pebble-shaped, that is composed of a fossilized rugose coral, Hexagonaria percarinata. [1] Such stones were formed as a result of glaciation, in which sheets of ice plucked stones from the bedrock, grinding off their rough edges and depositing them in the northwestern (and some in the northeastern) portion of Michigan's lower peninsula.
Fossils of this genus form Petoskey stones, the state stone of Michigan. [1] They can be seen and found in most Midwestern U.S. states. Hexagonaria is a common constituent of the coral reefs exposed in Devonian Fossil Gorge below the Coralville Lake spillway [2] and in many exposures of the Coralville Formation in the vicinity of Coralville ...
The Petoskey Formation is an arenaceous limestone named for its locale (Petoskey, Michigan), and contains the eponymous Petoskey stones. The Whiskey Creek Formation is a limestone. The Traverse Group formed as a shallow carbonate shelf during the Devonian period (~419 to 359 Ma), when the most recent supercontinent , Pangea , was just beginning ...
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Aerial view of a 1963 Gables Estates house located at 140 Arvida Parkway is seen on Tuesday, Oct. 3, 2023, in Coral Gables, Fla, a month before the demolition started.
Protects several islands, associated coral reefs and marine life, and Fort Jefferson, a huge pre-Civil War masonry fort. The name "Tortugas" was given to these islands by Ponce de Leon in 1513, for the large numbers of sea turtles ("tortugas") found in the area. 4: Fort Caroline National Memorial: January 16, 1953: Jacksonville: Duval
The Miracle Theatre in Coral Gables grand opening on Dec. 7, 1948 on the left, with the Glenn Ford American comedy film, “The Return of October” on its marquee.
The MacFarlane Homestead Historic District is a U.S. historic district (designated as such on May 26, 1994) located in Coral Gables, Florida. The district is bounded by Jefferson Street, Frow Avenue, Brooker Street and Grand Avenue. It contains 32 historic buildings.