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  2. General Mining Act of 1872 - Wikipedia

    en.wikipedia.org/wiki/General_Mining_Act_of_1872

    "My claim, Sir!" A prospector defends his claim at the Comstock Lode, 1861.. Miners and prospectors in the California Gold Rush of 1849 found themselves in a legal vacuum. . Although the US federal government had laws governing the leasing of mineral land, the United States had only recently acquired California by the Treaty of Guadalupe Hidalgo, and had little presence in the newly acquired ...

  3. Comstock Lode - Wikipedia

    en.wikipedia.org/wiki/Comstock_Lode

    Today, the Comstock Lode is being explored by Comstock Mining Inc. [14] of Virginia City, Nevada, which has consolidated control of approximately 70% of Comstock mining claims. On September 30, 2012, Comstock Mining Inc. returned gold and silver production to the Comstock with its first pour of doré bullion [ 15 ] and continues surface mining ...

  4. Placer claim - Wikipedia

    en.wikipedia.org/wiki/Placer_claim

    In Alaska, state mining claims may be up to 160 acres (0.65 km 2), and there is no distinction between lode or placer claims. The boundaries of the claim must follow the 4 cardinal directions, with an exception being adjustments for existing valid claims. "Claim jumping", which happens to this day, is a case where one person overstakes the ...

  5. Willow Creek mining district - Wikipedia

    en.wikipedia.org/wiki/Willow_Creek_mining_district

    The first mining efforts were placer mining of stream gravels, and placer mining in the area has continued sporadically to this day. Robert Hatcher discovered gold and staked the first claim in the Willow Creek valley in September 1906. The first lode mill in the area started operating in 1908.

  6. Boundary Red Mountain Mine - Wikipedia

    en.wikipedia.org/wiki/Boundary_Red_Mountain_Mine

    The Boundary Red Mountain Mine of Whatcom County, Washington, United States, consists of six patented lode claims survey in 1902 and patented under patent number 39545. The gold mine was discovered in 1898 and its last production year was 1946. [ 1 ]

  7. Placer mining - Wikipedia

    en.wikipedia.org/wiki/Placer_mining

    Placer mining is frequently used for precious metal deposits (particularly gold) and gemstones, both of which are often found in alluvial deposits—deposits of sand and gravel in modern or ancient stream beds, or occasionally glacial deposits. The metal or gemstones, having been moved by stream flow from an original source such as a vein, are ...

  8. Highland Park, Yavapai County, Arizona - Wikipedia

    en.wikipedia.org/wiki/Highland_Park,_Yavapai...

    An initial play on the spread of a fictitious, or at best unfinished skeletal township survey from 1871, by a known Benson Syndicate surveyor Solomon Foreman, under approval of John Wasson, who was the Surveyor General of the Arizona Territory, set the stage for the concerted theoretical lode claim platting of the Derby Mining Company's various ...

  9. Yentna-Cache Creek mining district - Wikipedia

    en.wikipedia.org/wiki/Yentna-Cache_Creek_mining...

    In addition to placer gold mining, this district in the Matanuska-Susitna borough has had some mining of tungsten from scheelite deposits, and small-scale lode mining for gold. The district is well known due to the influence of artist Sydney Laurence and the still-unsolved murders of four miners in 1939 which gained nationwide attention (see ...