Oklahoma City Oil Field
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The Oklahoma City Oil Field is one of the world's giant petroleum fields and is located in Oklahoma City, Oklahoma in the United States of America. The field was opened just south of the city limits o
Petunia Oil Well in front of the Oklahoma state capitol in Oklahoma City, OK on April 3, 2007
Cross Section of the Oklahoma City Oil Field
Limestone
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Limestone is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of calci
Oklahoma City Oil Field
…which includes the Oil Creek, McLish, Tulip Creek, and Wilcox sandstones, of Ordovician age, with the Wilcox being the most productive zone. The Oswego limestone of Pennsylvanian age is a noted producer of gas…
Limestone outcrop in the Torcal de Antequera nature reserve of Málaga, Spain
This limestone deposit in the karst of Dinaric Alps near Sinj, Croatia, was formed in the Eocene.
Ooids from a beach on Joulter's Cay, The Bahamas
Ooids in limestone of the Carmel Formation (Middle Jurassic) of southwestern Utah.