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Riddlesburg iron mines
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132 观看2019:23byronsmail1766原视频发布: 2026-06-01

This video explores an old iron mining site near Riddlesburg, Pennsylvania, that supplied the Riddlesburg Iron Furnace (operated 1860-1946) with iron ore from Tussy Mountain. The site demonstrates multiple mining techniques including open pit mining, vertical shafts, and drift mines, with large spoil piles indicating extensive extraction. The transition from dangerous underground tunnel mining (1860s-1890s) to steam shovel-based open pit mining (early 1900s) reflects technological advancement in the industry. The decline of mining in the Juniata region by the 1940s resulted from economic factors, as it became cheaper to import iron ore from the Mesabi Range via railroad rather than local mining.

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