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  2. Bedford Shale - Wikipedia

    en.wikipedia.org/wiki/Bedford_Shale

    Bedford Shale is found in Crawford County, Pennsylvania, where it is also known as "Hayfield limestone". It is extremely lenticular and highly localized, [40] and gray to bluish-gray in color. [5] It is frequently interbedded with ripple marked [40] siltstone, [5] and contains a few thin siliceous limestone layers.

  3. Columbus Limestone - Wikipedia

    en.wikipedia.org/wiki/Columbus_Limestone

    Columbus, Ohio. Named by. Mathur, 1859. Side view of a stromatoporoid in the Columbus Limestone at Kelleys Island. The Columbus Limestone is a mapped bedrock unit consisting primarily of fossiliferous limestone. It occurs in Ohio, Pennsylvania, and Virginia in the United States, and in Ontario, Canada.

  4. Berea Sandstone - Wikipedia

    en.wikipedia.org/wiki/Berea_sandstone

    Berea Sandstone. Berea Sandstone exposed at headwaters of the Sandusky River, Crawford County, Ohio. Berea Sandstone, also known as Berea Grit, is a sandstone formation in the U.S. states of Michigan, Ohio, Pennsylvania, West Virginia, and Kentucky. It is named after Berea, Ohio. The sandstone has been used as a building stone and is a source ...

  5. Cuyahoga Valley National Park - Wikipedia

    en.wikipedia.org/wiki/Cuyahoga_Valley_National_Park

    Cuyahoga Valley National Park is a national park of the United States in Ohio that preserves and reclaims the rural landscape along the Cuyahoga River between Akron and Cleveland in Northeast Ohio. The 32,783-acre (51.2 sq mi; 132.7 km 2) park [1] is administered by the National Park Service, but within its boundaries are areas independently ...

  6. Marcellus Formation - Wikipedia

    en.wikipedia.org/wiki/Marcellus_Formation

    The Marcellus Formation or the Marcellus Shale is a Middle Devonian age unit of sedimentary rock found in eastern North America.Named for a distinctive outcrop near the village of Marcellus, New York, in the United States, [3] it extends throughout much of the Appalachian Basin.

  7. Geology of Ohio - Wikipedia

    en.wikipedia.org/wiki/Geology_of_Ohio

    Ohio has varied natural resources. In 2016, 64.92 million tons of limestone and dolomite valued at $615 million was quarried, along with 12.23 million tons of coal, worth $541 million. Sand and gravel, salt, sandstone and conglomerate all have production over one million tons. Shale and clay are also quarried.

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