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  2. Indiana Limestone - Wikipedia

    en.wikipedia.org/wiki/Indiana_Limestone

    Indiana limestone is a more common term for Salem Limestone, a geological formation primarily quarried in south central Indiana, USA, between the cities of Bloomington and Bedford. It has been called the best quarried limestone in the United States. Indiana limestone, like all limestone, is a rock primarily formed of calcium carbonate.

  3. List of quarries in the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_quarries_in_the...

    Marengo warehouse, in Marengo, Indiana, formerly a limestone quarry, now one of the largest subterranean storage facilities in the nation, with nearly 4,000,000 square feet (370,000 m 2) space. It began as an open pit quarry in 1886 due in part to its proximity to a railroad. Underground room and pillar mining began in 1936. Leased storage ...

  4. Geography of Indiana - Wikipedia

    en.wikipedia.org/wiki/Geography_of_Indiana

    The highest point in Indiana is Hoosier Hill, at 1,257 feet (383 m) above sea level in northern Wayne County. Rural areas in the central portion of the state are typically composed of a patchwork of fields and forested areas. The geography of Central Indiana consists of gently rolling hills and sandstone ravines carved out by the retreating ...

  5. Concrete - Wikipedia

    en.wikipedia.org/wiki/Concrete

    Concrete is a composite material composed of aggregate bonded together with a fluid cement that cures to a solid over time. Concrete is the second-most-used substance in the world after water, [1] and is the most widely used building material. [2] Its usage worldwide, ton for ton, is twice that of steel, wood, plastics, and aluminium combined. [3]

  6. Cement - Wikipedia

    en.wikipedia.org/wiki/Cement

    Concrete is the most widely used material in existence and is behind only water as the planet's most-consumed resource. [ 2 ] Cements used in construction are usually inorganic , often lime - or calcium silicate -based, and are either hydraulic or less commonly non-hydraulic , depending on the ability of the cement to set in the presence of ...

  7. Portland cement - Wikipedia

    en.wikipedia.org/wiki/Portland_cement

    The most common use for portland cement is in the production of concrete. [17] Concrete is a composite material consisting of aggregate (gravel and sand), cement, and water. As a construction material, concrete can be cast in almost any shape desired, and once hardened, can become a structural (load bearing) element.

  8. Kentland crater - Wikipedia

    en.wikipedia.org/wiki/Kentland_crater

    Indiana: Municipality: Kentland: The Kentland structure, also known as the Kentland crater or the Kentland disturbed area , is an impact structure located near the ...

  9. Category:Landforms of Indiana - Wikipedia

    en.wikipedia.org/wiki/Category:Landforms_of_Indiana

    Pages in category "Landforms of Indiana" The following 6 pages are in this category, out of 6 total. This list may not reflect recent changes. C. Crawford Upland; I.