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2. Gold cyanidation ban - Wikipedia

   en.wikipedia.org/wiki/Gold_cyanidation_ban

   In 1998 Mono County in California effectively banned the usage of cyanide and other chemicals for mining or processing ore through a county ordinance., The US state of Montana banned open pit heap leaching and vat leaching using cyanide for gold mining following a citizen's initiative, Initiative 137, proposed by the Montana Environmental Information Center that was approved through a ...

3. General Mining Act of 1872 - Wikipedia

   en.wikipedia.org/wiki/General_Mining_Act_of_1872

   This law, approved on May 10, 1872, codified the informal system of acquiring and protecting mining claims on public land, formed by prospectors in California and Nevada from the late 1840s through the 1860s, such as during the California Gold Rush. All citizens of the United States of America 18 years or older have the right under the 1872 ...

4. Recreational gold mining - Wikipedia

   en.wikipedia.org/wiki/Recreational_gold_mining

   [12] [13] There are public mining areas in many states, and prospecting may allow one to stake a gold placer claim or other type of mining claim in certain areas. Some public lands have been set aside for recreational gold panning. [14] [15] Some private land owners also give permission for small-scale gold mining. [16]

5. Gold mining in the United States - Wikipedia

   en.wikipedia.org/wiki/Gold_mining_in_the_United...

   Gold production in California peaked in 1852, at 3.9 million troy ounces (121 tonnes) produced in that year. But the placer deposits worked in the early years were quickly exhausted, and production crashed. Hardrock mining (in California called quartz mining) began in 1849, and placer mining by hydraulic mining began in 1852.

6. Foreign Miners' Tax Act of 1850 - Wikipedia

   en.wikipedia.org/wiki/Foreign_Miners'_Tax_Act_of...

   This was the beginning of the California gold rush. [11]: 147 The competition from foreign miners would lead to resentment among the white miners, leading to calls to limit foreign competition in mining. [5] On December 20, 1849, Peter Hardeman Burnett became the first Governor of the state of California. [12]

7. Wisconsin’s new 2025 laws mostly technical, obscure - AOL

   www.aol.com/news/wisconsin-2025-laws-mostly...

   In Wisconsin, however, many new laws become effective as soon as the governor signs them. That means 2025 will not kick off with a wave of new rules. Wisconsin, instead, will see some technical ...

8. California gold rush - Wikipedia

   en.wikipedia.org/wiki/California_Gold_Rush

   Lawson's map of the Gold Regions is the first map to accurately depict California's Gold Regions. Issued in January 1849, at the beginning of the California gold rush, Lawson's map was produced specifically for prospectors and miners. A Correct Map of the Bay of San Francisco and the Gold Region from actual Survey June 20th. 1849 for J.J. Jarves.

9. 15 TV shows with Wisconsin connections in 2023, from 'Loki ...

   www.aol.com/15-tv-shows-wisconsin-connections...

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