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The measure passed with 52.3% in support, making Montana the first state to prohibit such a mining practice. [3] In 2005, the Montana Supreme Court unanimously upheld the initiative. [4] The Montana State Legislature passed a bill in 2011 to amend the law, but it was vetoed by Governor Brian Schweitzer using a branding iron. [5]
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 ...
Swedish gold panners in 1860s Montana. Gold was first discovered in Montana in 1852, but mining did not begin until 1862, when gold placers were discovered at Bannack, Montana in 1862. The resulting gold rush resulted in more placer discoveries, including those at Virginia City in 1863, and at Helena and Butte in 1864. [32]
Jan. 21—A sign above Montana History teacher Kris Schreiner's classroom alerts Kalispell Middle School eighth graders that they are entering Alder Gulch to mine for gold and garnets. Alder Gulch ...
He began mining in Colorado from 1882 to 1884, and later worked as a prospector and cowboy in Montana, Idaho, and Washington from 1884 to 1886. This included stints driving a packtrain to Coeur d'Alene and mining at Libby Creek, Montana. [4] In 1888, Bettles was twenty-seven years old and eager to make his fortune.
Between 1987-1993, Crown Butte Mines (a U.S. subsidiary of the Canadian mining company, Noranda, Inc., who was in a joint venture with Hemlo Gold [4]) completed 856 drill holes comprising nearly 100,000 m of core and reverse circulation drilling and discovered three new ore deposits in the New World district. Already in November, 1990, while ...
The Montana Bar strike motivated prospectors to prospect the sides of Confederate Gulch mining district. Gold is heavy, and the sorting process from water and glacier flow usually results in concentrations of gold down on bedrock along the gulch bottom. Confederate Gulch was the exception.
Granville Stuart (August 27, 1834 – October 2, 1918) was an American pioneer, gold prospector, businessman, civic leader, vigilante, author, cattleman and diplomat who played a prominent role in the early history of Montana Territory and the state of Montana. [2]