Alabama Mines

The introduction of improved mechanization made surface mining a more profitable undertaking than underground mining. By the 1950s, coal markets were in severe decline, however, and …

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Alabama Mining Tour

In 1905, the American Cast Iron Pipe Company built the largest pipe manufacturing plant in the country. In 1914, the Sloss-Sheffield began selling byproduct slag as a construction material. …

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Minerals of Alabama

The Hog Mountain mine, which operated between 1904 and 1914 and 1934 and 1937 in Tallapoosa County, was the most extensively developed gold mine in Alabama and is credited with a total production of about 24,000 …

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Mining Facts

Most coal was formed 280 to 345 million years ago as trees, ferns and other plants decomposed and were buried under prehistoric seas and swamps. The decayed plant material compacted …

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Mining Facts

The decayed plant material compacted into a solid through millions of years of chemical changes under pressure and heat. In addition to these organic (carbon based) materials, coal also …

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Minerals of Alabama

Alabama's quartz sand and gravel deposits are an abundant source of industrial raw materials for construction and in the manufacture of glass, ceramics, and clay refractories. …

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