Mineral Industry in Early AmericaU.S. Department of the Interior, Bureau of Mines, 1977 - 62 strani |
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18th century American mining anthracite Arizona bar iron Basin became began blast furnace bloomery bog iron Bonne Terre built California gold rush carbon cast charcoal charring coal colonial Colorado Comstock Lode concentrate converted copper County deposits developed discovered District drill early erected feet FIGURE fuel furnaces and forges galena Geological Gilpin County Gulch Hammersmith hearth Hill Idaho important Indians iron manufacture ironmaking ironworks Lake Superior later lead Leadville Maryland metal Mexico miles million tons miners mining claims mining in California mining industry Mississippi Valley Montana Mormon Mountains Nevada operations Pennsylvania percent copper pig iron Pittsburgh placer pounds produced prospectors quartz mining railroad recovered region reverberatory reverberatory furnaces River rock rocker Salt Lake San Francisco Saugus Saugus River shillings shipped silver production slitting mill smelter smelting South stamp mill supply town transported Utah veins Washoe West wood wrought iron Zane's
Priljubljeni odlomki
Stran 1 - The whole country, from San Francisco to Los Angeles and from the seashore to the base of the Sierra Nevada, resounds with the sordid cry of 'gold! GOLD!! GOLD!!!
Stran 1 - Gold Mine Found. — In the newly made raceway of the Saw Mill recently erected by Captain Sutter, on the American Fork, gold has been found in considerable quantities. One person brought thirty dollars' worth to New Helvetia, gathered there in a short time. California, no doubt, is rich in mineral wealth, great chances here for scientific capitalists. Gold has been found in almost every part of the country.
Stran 9 - The state legislature, after some consideration, declared by statute that in "actions respecting 'Mining Claims' proof shall be admitted of the customs, usages, or regulations established and in force at the bar, or diggings, embracing such claim ; and such customs, usages, or regulations, when not in conflict with the Constitution and Laws of this State, shall govern the decision of the action.
Stran 32 - Superior," to use a single illustration, "and transported nine hundred miles to Pittsburgh; one pound and one-half of coal, mined and manufactured into coke, and transported to Pittsburgh; one half-pound of lime, mined and transported to Pittsburgh; a small amount of manganese ore mined in Virginia and brought to Pittsburgh — and these four pounds of materials manufactured into one pound of steel, for which the consumer pays one cent.
Stran 43 - Professional Papers of the Engineer Department, US Army. No. 18. Report of the Geological Exploration of the Fortieth Parallel made by order of the Secretary of War according to acts of Congress of March 2, 1867, and March 3, 1869, under the direction of Brig, and Bvt. Major General AA Humphreys, Chief of Engineers, by Clarence King, US geologist. Volume 1 [-V11]. 4°. 7 vols. 1. Systematic geology, by Clarence King, US Geologist. 1878. xii, 803 pp., 16 tables, 28 pls. (2 pis. marked " Plate 1,
Stran 3 - Zane's furnaces is very remarkable. Pots and other utensils, cast thinner than usual, of this iron, may be safely thrown into, or out of the wagons in which they are transported. Salt-pans made of the same, and no longer wanted for that purpose, cannot be broken up, in order to be melted again, unless previously drilled in many parts.
Stran 1 - Nevada, resounds to the sordid cry of gold! GOLD! ! GOLD! ! ! while the field is left half planted, the house half built, and everything neglected but the manufacture of shovels and pickaxes, and the means of transportation to the spot where one man obtained $128 worth of the real stuff in one day's washing, and the average for all concerned is §20 per diem.
Stran 12 - Experiments which he had previously made in California gravel and quartz mines furnished the outline of his plan. This was to frame timbers together in rectangular sets, each set being composed of a square base, placed horizontally, formed of four timbers, sills, and crosspieces from 4 to 6 feet long, surmounted at the corners by four posts from 6 to 7 feet high, and capped by a framework similar to the base. The cap pieces...
Stran 15 - John W. Mackay, James G. Fair, James C. Flood, and William S. O'Brien had all been sons of poor Irish immigrants.
Stran 43 - Weed, WH, 1912, Geology and ore deposits of the Butte district, Montana: US Geol.