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  • StampmillDetails - Major William Downie Chapter #1849

    Del Norte and Scotia Mine Company Stamp Mill Reconstruction Please click on any illustration or picture to supply equipment to Gold Rush placer miners The Hendy plant soon began to supply From 1880 to 1885 Joshua patented several improvements and bought out many other patents: He soon controlled the ore

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  • 1849-1889 Gold Dollars NGC

    The discovery of gold at Sutter's Mill in 1848 energized Congress to expand existing uses of the metal in U S coinage and find some new ones Mint Director Patterson was For both, he came up with a similar obverse design: a left-facing portrait of Miss Liberty with a coronet, or small crown, in her hair On the dollar, she is

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  • Stamp Mill Crisson Gold Mine

    This Stamp Mill dates back to the 1800's It has been used at several mines in the Dahlonega area as well as in other states It was placed on the site in the 1960's This Stamp Mill has ten stamps with each one weighing 450 lbs each The purpose of the Stamp Mill is to crush gold bearing rock into sand so that it can be

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  • Stamp Milling - 911 Metallurgist

    A typical general Stamp Mill Design and its machinery is shown in section in Fig 37 This represents a mill in which the ore is delivered from the ore-cars through a grizzly on to the rock-breaker floor, and thence by a shoot to the automatic feeders of the stamp battery; the pulp, after passing

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  • Bodie History: Milling Ore from Bodie Mines

    Milling Ore at Bodie By Michael H Piatt After miners broke mineral-bearing ore from the surrounding rock and transported it from a mine, specialized machinery pulverized and ground the ore, then separated gold and silver from waste Buildings that contained this machinery were known as stamp mills or quartz mills

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  • Stamp Mill - 911 Metallurgist

    Mar 17, 2017 This is an advantage with many ores, in respect that the gold is more readily accessible to the solutions, but, on the other hand, the product is more difficult to leach The output in dry crushing is much lower than in wet crushing by stamps, and the cost per ton of ore is stated to be from 50 to 100 per cent

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  • StampmillDetails - Major William Downie Chapter #1849

    Del Norte and Scotia Mine Company Stamp Mill Reconstruction Please click on any illustration or picture to supply equipment to Gold Rush placer miners The Hendy plant soon began to supply From 1880 to 1885 Joshua patented several improvements and bought out many other patents: He soon controlled the ore

    More +
  • Mining in Idaho - Idaho State Historical Society

    examination of some dull red outcrops there created interest in the district late in 1885 Graham--a well-known Atlanta surface assays of $50 to $2,000 of free milling gold and largely metallic silver for which no complicated reduction process would be build an elegant 20-stamp mill About 150 men were employed

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  • Writer's Corner - Barnacles of Gold - The Story of Dahlonega's

    The Dahlonega Mining Company purchased the Findley property in 1866 but did little work on the mine aside from running a long tunnel designed, like Singleton's, In 1871, W R Crisson (Huff having retired by this time) moved the Lockhart's 24-stamp mill to the Findley and began mining operations on that property after

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  • Stamp Milling - 911 Metallurgist

    A typical general Stamp Mill Design and its machinery is shown in section in Fig 37 This represents a mill in which the ore is delivered from the ore-cars through a grizzly on to the rock-breaker floor, and thence by a shoot to the automatic feeders of the stamp battery; the pulp, after passing

    More +
  • Bodie History: Milling Ore from Bodie Mines

    Milling Ore at Bodie By Michael H Piatt After miners broke mineral-bearing ore from the surrounding rock and transported it from a mine, specialized machinery pulverized and ground the ore, then separated gold and silver from waste Buildings that contained this machinery were known as stamp mills or quartz mills

    More +
  • Old stamp mills finally go home The Heritage Portal

    The Langlaagte Stamp Mill, for many years on display in a small park in Langlaagte, near where Harrison first found gold, was moved to Main Street in 2004 my brother and self decided to erect a five-stamp mill to give the reef and this part of the country a good trial which we did, erecting the mill about December, 1885 "

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  • Oregon Mines - Mining Artifacts

    Oregon mining, Sumpter Oregon, Oregon gold mining

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  • Mabel Mill - Wikipedia

    Later with the establishment of reef mining, it was necessary to set up milling facilities to extract the gold The Mabel Mill, located on the northern side of Elphinstone Creek, is known to have been established by 1871, by which time there were five mills on the Ravenswood Gold Field with a total of 52 stamps for crushing

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  • Stamp Mill - 911 Metallurgist

    Mar 17, 2017 This is an advantage with many ores, in respect that the gold is more readily accessible to the solutions, but, on the other hand, the product is more difficult to leach The output in dry crushing is much lower than in wet crushing by stamps, and the cost per ton of ore is stated to be from 50 to 100 per cent

    More +
  • B-4A A Preliminary Report on the Gold Deposits of Georgia

    the construction of a steam ten-stamp mill on the north bank of the enabled the miners, in an imperfect manner, to extract the gold, that under other circumstances would have been practically inac- 1 Fifth Annual Report State Mineralogist of California 1885; p q6 It was designed for a capacity of I ,ooo miner's

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  • Gold in Nova Scotia Mining Technology - VirtualMuseum ca

    In stamp mills mercury was added to the water that washed over the crushed quartz The material was carried over a copper plate and through a series of sluice boxes designed to trap different sized pieces and particles of gold When a certain amount of the amalgam had collected, the mill was shut down while the gold and

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  • Mining in Idaho - Idaho State Historical Society

    A stamp mill was imported to Cariboo by 1890, handling ore from a 275-foot stope An attempt to develop a copper mine followed in 1904 Placer mining resumed there in 1907 and 1922, and recurred briefly in 1924-1925 By that time a four-mile ditch served some hydraulic giants that increased gold production on Cariboo

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  • Challenge of the Big Trees (Chapter 3)

    Increasingly, there were other people in the mountains After the drought of 1864, domestic sheep, often attended by Basque shepherds, became an annual summer feature in all but the most remote high parts of the range Lower on the western slope, most of the meadows had long since been appropriated for summer

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  • Deloro Mine, Marmora Township, Hastings Co , Ontario, Canada

    Pre-1871: W G Gatling and partners acquired the property 3 shafts opened, a number of buildings erected, 2000 tons of ore was raised 1873-1880: Gatling-Gold and Silver Mining Company opened the Gatling shaft 1880-1884: Canada Consolidated Gold Mining Company erected a 10 stamp mill 1885-1891: About 645

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  • Old stamp mills finally go home The Heritage Portal

    Jan 19, 2018 In the feel good article below, journalist Lucille Davie describes the epic return of Joburg's first stamp mills to the area where they were originally installed in 1885 The article was first published on the City of Joburg's website on 21 May 2009 Click here to view more of Davie's writing

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  • Challenge of the Big Trees (Chapter 3)

    Increasingly, there were other people in the mountains After the drought of 1864, domestic sheep, often attended by Basque shepherds, became an annual summer feature in all but the most remote high parts of the range Lower on the western slope, most of the meadows had long since been appropriated for summer

    More +
  • Mining in Idaho - Idaho Historical Society

    examination of some dull red outcrops there created interest in the district late in 1885 Graham--a well-known Atlanta surface assays of $50 to $2,000 of free milling gold and largely metallic silver for which no complicated reduction process would be build an elegant 20-stamp mill About 150 men were employed

    More +
  • Stamp Mills Superstition Mountain Lost Dutchman Museum

    A stamp mill is a large mechanical device used to crush ore and extract the desired metals from rock the host material It uses heavy steel stamps to pound and break apart rock, releasing the valuable metals from worthless rock, allowing for the extraction of gold and silver for further refining The basic design of a stamp

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  • Stamp Mills Superstition Mountain Lost Dutchman Museum

    A stamp mill is a large mechanical device used to crush ore and extract the desired metals from rock the host material It uses heavy steel stamps to pound and break apart rock, releasing the valuable metals from worthless rock, allowing for the extraction of gold and silver for further refining The basic design of a stamp

    More +
  • Southern Belle Mine - AZentertain com

    1885 to 1888: The Southern Belle mine reportedly produced at least 9,000 oz of gold from about 19,000 st of ore at an average grade of 0 5 oz I Au/st that the Southern Belle mining properties reportedly "produced considerable gold in the past, the ore having been run through a ten stamp mill located on the ground " 7

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  • Mining in Idaho - Idaho State Historical Society

    A stamp mill was imported to Cariboo by 1890, handling ore from a 275-foot stope An attempt to develop a copper mine followed in 1904 Placer mining resumed there in 1907 and 1922, and recurred briefly in 1924-1925 By that time a four-mile ditch served some hydraulic giants that increased gold production on Cariboo

    More +
  • Stamp Mill Crisson Gold Mine

    This Stamp Mill dates back to the 1800's It has been used at several mines in the Dahlonega area as well as in other states It was placed on the site in the 1960's This Stamp Mill has ten stamps with each one weighing 450 lbs each The purpose of the Stamp Mill is to crush gold bearing rock into sand so that it can be

    More +