Statistics of Mines and Mining in the States and Territories West of the Rocky Mountains: Being the ... Annual Report, 1. izdajaU.S. Government Printing Office, 1870 |
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Zadetki 1–5 od 100
Stran 20
... July , 1869 , reported by W. S. Watson . Name . Owner . Character . Course . Dip . Dimensions of claim , in feet . Country rock . Vein matter . Ore . Value per ton . Remarks . - Mills have not been a success in this district . The ores ...
... July , 1869 , reported by W. S. Watson . Name . Owner . Character . Course . Dip . Dimensions of claim , in feet . Country rock . Vein matter . Ore . Value per ton . Remarks . - Mills have not been a success in this district . The ores ...
Stran 22
... July 1 , 1869 , reported by M. W. Belshaw . M. W. Belshaw & Co * Wolfskill & Cervantes Cos Swansea Mill * . Owners . Location . Inch . Inch . M. W. Belshaw & E. Judson .. Owens Lake Lead and Silver Co. Cerro Gordo . Steam . Lone Pine ...
... July 1 , 1869 , reported by M. W. Belshaw . M. W. Belshaw & Co * Wolfskill & Cervantes Cos Swansea Mill * . Owners . Location . Inch . Inch . M. W. Belshaw & E. Judson .. Owens Lake Lead and Silver Co. Cerro Gordo . Steam . Lone Pine ...
Stran 27
... July 1 , 1869 . Wages of first - class miners : Three dollars per day . Wages of second - class miners : Two dollars to two dollars and fifty cents per day . Wages of surface laborers : Two dollars ; Chinese , seven to nine dollars per ...
... July 1 , 1869 . Wages of first - class miners : Three dollars per day . Wages of second - class miners : Two dollars to two dollars and fifty cents per day . Wages of surface laborers : Two dollars ; Chinese , seven to nine dollars per ...
Stran 28
... July 1 , 1869 , reported by Peter Musser . Name . Owner . Character . Course . Dip . Dimensions of claims . Eagle Mine . Shawmut Mine Philadelphia Co. Jacksonville Mine or Clio . Lode .. Boston Co Lode New York Co ... Lode .. N.E. S.W. ...
... July 1 , 1869 , reported by Peter Musser . Name . Owner . Character . Course . Dip . Dimensions of claims . Eagle Mine . Shawmut Mine Philadelphia Co. Jacksonville Mine or Clio . Lode .. Boston Co Lode New York Co ... Lode .. N.E. S.W. ...
Stran 30
... July 1 , 1869 , reported by John Rathgeb . Estimate of costs of mining and reducing ores in Lower. Return of the production of gold and silver in the Lower Calaveritas mining district , Calaveras County , California , for the year ending ...
... July 1 , 1869 , reported by John Rathgeb . Estimate of costs of mining and reducing ores in Lower. Return of the production of gold and silver in the Lower Calaveritas mining district , Calaveras County , California , for the year ending ...
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Alpine County amalgamation amount apparatus arrastras assay average Bannack battery bottom bullion California Cañon Cañon City cents chloride claims coal Comstock lode contains copper cost country rock County Creek crushing cylinder deposits depth diameter ditch dollars drift drill east engine explosion extension feet deep feet wide fissure five furnace galena giant powder gold granite Grass Valley gravel Gulch hoisting hole horse-power hundred feet inches iron iron pyrites July labor ledge length lode machine metal metres miles mill miners Mining Company mining district Mountains Nevada opened operations owners patent Pinos Altos piston placer mining pounds pump pyrites quantity quartz quicksilver railroad Reese River reported rich roasting rock running shaft side silver slate smelting stamps steam sulphurets surface Territory tion tons Treasure Hill trepan tunnel Valley valve vein vertical weight White Pine width yield
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Stran 426 - That as a further condition of sale, in the absence of necessary legislation by Congress, the local Legislature of any State or Territory may provide rules for working mines involving easements, drainage, and other necessary means to their complete development ; and those conditions shall be fully expressed in the patent.
Stran 327 - Gold in the Sweetwater district was first discovered in 1842 by a Georgian, who came here with the American Fur Company for the recovery of his health. After remaining a year he started for home, intending to organize a company and bring them to work the mines.
Stran 675 - The quantity of water used per stamphead in crushing varies from 720 gallons to 11,520 gallons per diem of 24 hours. The quantity of mercury used in the ripples per stamper is from 5 to 70 pounds.
Stran 328 - ... some time. When winter approached they abandoned their enterprise to winter at Fort Laramie, where they intended to provision themselves for a year and get a supply of necessary tools in the spring. This done they started, but when on their way two days they were overtaken by United States dragoons and brought back to the fort. The leader was sent to prison for some imaginary offense and the property of the entire company confiscated.
Stran 662 - The proper form of the curvature of the cam is a modified involute of a circle, the radius of which is equal to the horizontal distance between the axis of the cam-shaft and the centre of the stamp-stem. The curvature should be increased or made greater than the regular involute, at each end of the cam.
Stran 259 - ... are excluded from the preemption act of 1841, and which under past legislation are not liable to ordinary private entry, it shall and may be lawful for the President to cause such tracts, in suitable legal subdivisions, to be offered at public sale to the highest bidder, after public notice of not less than three months, at a minimum price of twenty dollars per acre ; and any lands not thus disposed of shall thereafter be liable to private entry at said minimum.
Stran 150 - ... from minute inquiries made of several individuals who were concerned in letting off the water, and of several gentlemen who were present at the legal investigation which it occasioned, I possessed myself of the following facts. Long Lake, before it...
Stran 513 - Om.20 ; and it gives 200 blows per minute. This machine is single-acting. The compressed air enters by the opening in constant communication by the conduit with the front part of the cylinder ; when the piston is at the end of the stroke...
Stran 649 - ... jaws at the bottom limits the size of the fragments. This distance, and consequently the size of the fragments, may be regulated at pleasure. A variation to the extent of five-eighths of an inch may be made by turning the screw-nut P, which raises or lowers the wedge Q, and moves the toggle-block R forward or back.
Stran 409 - Spaniards in the mean time not having turned their attention to mining pursuits for a series of years), succeeding generations were never able to discover them again. Indeed it is now generally credited by the Spanish population. that the Pueblo Indians, up to the present day, are acquainted with the locales of a great number of these wonderful mines, of which they most sedulously preserve the secret.