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Mining In The West Was Characterized By

1. Introduction. Southwestern Pennsylvania has served for centuries as a producer of coal, oil, and natural gas. Coal mines were first developed in the Pittsburgh Coal Seam in the 1760s, with the first recorded mine in 1761 being the Fort Pitt Mine .Natural gas was introduced to the region when the Haymaker Well in Murrysville, Pennsylvania, experienced a blowout in November 3, 1878.

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Mining In The West Was Characterized By

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