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The Economics of English Mining in the Middle Ages is the economic history of English mining from the Norman invasion in 1066, to the death of Henry VII in 1509. England's economy was fundamentally agricultural throughout the period, but the mining of iron, tin, lead and silver, and later coal, played an important part within the English medieval economy.
The mining of minerals in Nigeria accounts for only 0.3% of its gross domestic product, due to the influence of its vast oil resources. The domestic mining industry is underdeveloped, leading to Nigeria having to import minerals that it could produce domestically, such as salt or iron ore. The rights to ownership of mineral resources is held by ...
Soggy Sneakers: A Paddler's Guide to Oregon's Rivers lists several whitewater runs of varying difficulty along the upper, middle, and lower Rogue River and its tributaries. The longest run, on the main stem of the river downstream of Grants Pass, is "one of the best-known whitewater runs in the United States". [ 82 ]