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A quarry is a type of open-pit mine in which dimension stone, rock, construction aggregate, riprap, sand, gravel, or slate is excavated from the ground. The operation of quarries is regulated in some jurisdictions to manage their safety risks and reduce their environmental impact.
Carnegie Quarry, also known as Dinosaur Quarry or Douglass Quarry, [1] is a fossil site in Utah that dates to the Jurassic Period. It is located in the Morrison Formation . It is part of Dinosaur National Monument , which was founded to protect the site.
Owens Quarry, a limestone quarry and crusher plant near Marion, Ohio, around which the community of Owens, Ohio grew. Ridgeway Site , in Hardin County, Ohio , a former archaeological site which, during excavation of its gravel, yielded numerous artifacts and buried bodies of the Glacial Kame culture , for which it is the type site.
Ancient quarry sites in the Nile valley accounted for much of the limestone and sandstone used as building stone for temples, monuments, and pyramids. [1] Eighty percent of the ancient sites are located in the Nile valley ; some of them have disappeared under the waters of Lake Nasser and some others were lost due to modern mining activity.
Marble quarry in Carrara, Italy Granite quarry in Taivassalo, Finland. The major producers of dimension stone include Brazil, China, India, Italy, and Spain, and each have annual production levels of nine to over twenty-two million tons. Portugal produces 3 million tons of dimension stone each year. [10]
The earliest known works of representational art are stone carvings. Often marks carved into rock or petroglyphs will survive where painted work will not. Prehistoric Venus figurines such as the Venus of Berekhat Ram may be as old as 250,000 years [citation needed], and are carved in stones such as tuff and limestone.
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Steeplehouse Quarry. [1] Two P2 elements. [1] A spathognathodontid. Invertebrates. Arthropods. Arthropods reported from the Eyam Limestone; Genus Species Presence