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Map of the original extent of Lycoming County circa 1795, with current Pennsylvania county outlines for reference. Click on map to see dates. The territory which today makes up Lycoming County was purchased from the Iroquois in two treaties signed at Fort Stanwix in New York: the first treaty was in 1768, and the second treaty was in 1784.
The original source for lithographic limestone was the Solnhofen Limestone, named after the quarries of Solnhofen where it was first found. This is a late Jurassic deposit, part of a deposit of plattenkalk (a very fine-grained limestone that splits into thin plates, usually micrite) that extends through the Swabian Alb and Franconian Alb in Southern Germany. [5]
Indiana limestone (also known as Bedford limestone) is a form of limestone used as a building material, particularly for monumental public structures. Some 35 of the 50 state capitol buildings in the United States are made of Indiana limestone, [ 1 ] as are the Empire State Building , Biltmore Estate , the Pentagon and National Cathedral in ...
Percé Rock is a massive siliceous limestone stack formation, with sandstone and siltstone veins, with steep rock faces on all sides. It is 433 metres (1,421 ft) long, 90 metres (300 ft) wide, and 88 metres (289 ft) high at its highest point.
The Platteville Limestone cropping out in Minnehaha Park, Minneapolis. The Platteville Limestone is the less-eroded, layered unit that constitutes the majority of the photo. Below it is a thin, dark layer of Glenwood Shale. Below the shale is a thin, white stripe of St. Peter Sandstone, followed by a slope of eroded St. Peter Sandstone material.
Miami Limestone (formerly Miami Oolite, orange on map) in relation to other formations in South Florida. The Miami Limestone, originally called Miami Oolite, is a geologic formation of limestone in southeastern Florida. Miami Limestone forms the Atlantic Coastal Ridge in southeastern Florida, near the coast in Palm Beach, Broward and Miami Dade ...
There were different grades of limestone within the Permanente Quarry. As lower grades of limestone were used for cement, a high-grade limestone was sold to the Spreckels Sugar Company plant in Salinas, CA to be used to purify beet sugar, a product which was enjoying a boom during the War. A deposit of low-alkali clay was also found in the ...
It is also known as Joliet or Lemont limestone. [2] It was used widely in the construction of many Chicago homes and buildings from the 1850s-1880s, including the famous Chicago Water Tower . By the 1890s, it fell out of fashion as a building material in favor of more durable Indiana limestone .