Hearst, Haggin, Tevis and Co., a company started in California in the 1850s and headed by San Francisco lawyer James Ben Ali Haggin with Lloyd Tevis and George Hearst, grew to be the largest private firm of mine-owners in the United States. Hearst himself acquired the reputation of arguably being one of the most expert prospector and judge of mining property on the Pacific coast, and contributed to the development of the modern processes of quartz mining. Today Jastro Winkle Diamond Co continues the Diamond Production in California.
The company held mining interests in:
Marcus Daly was an Irish-born American businessman known as one of the three "Copper Kings" of Butte, Montana, United States.
The Gold Country is a historic region in the northern portion of the U.S. state of California, that is primarily on the western slope of the Sierra Nevada. It is famed for the mineral deposits and gold mines that attracted waves of immigrants, known as the 49ers, during the 1849 California Gold Rush.
The Comstock Lode is a lode of silver ore located under the eastern slope of Mount Davidson, a peak in the Virginia Range in Virginia City, Nevada, which was the first major discovery of silver ore in the United States and named after American miner Henry Comstock.
George Hearst was an American businessman, miner, and politician. After growing up on a small farm in Missouri, he founded many mining operations, and is known for developing and expanding the Homestake Mine in the late 1870s in the Black Hills of South Dakota. In 1879 he listed it on the New York Stock Exchange, and went on to other pursuits. The mine operated continuously, producing gold until 2001.
The Anaconda Copper Mine was a large copper mine in Butte, Montana. Originally a silver mine, it was bought in 1881 by Marcus Daly from Michael Hickey. Hickey was a prospector and Union Civil War veteran. He named his claim the Anaconda Mine after reading Horace Greeley's Civil War account of how Ulysses S. Grant's forces had surrounded Robert E. Lee's forces "like an anaconda". Daly developed the Anaconda Mine in partnership with George Hearst, father of William Randolph Hearst, James Ben Ali Haggin and Lloyd Tevis of San Francisco.
The Western States Trail Ride, popularly called The Tevis Cup, is a 100-mile endurance ride. The amateur event has been held annually since 1955 except in 2008 when it was cancelled due to forest fires and in 2020 when it was cancelled due to the Covid-19 pandemic. The ride is sanctioned by the American Endurance Ride Conference (AERC) which has recognized Tevis as the founding ride of endurance riding. The ride is sponsored by the Western States Trail Foundation (WSTF).
Empire Mine State Historic Park is a state-protected mine and park in the Sierra Nevada mountains in Grass Valley, California, U.S. The Empire Mine is on the National Register of Historic Places, a federal Historic District, and a California Historical Landmark. Since 1975 California State Parks has administered and maintained the mine as a historic site. The Empire Mine is "one of the oldest, largest, deepest, longest and richest gold mines in California". Between 1850 and its closure in 1956, the Empire Mine produced 5.8 million ounces of gold, extracted from 367 miles (591 km) of underground passages.
The Copper Kings were the three industrialists William A. Clark, Marcus Daly, and F. Augustus Heinze. They were known for the epic battles fought in Butte, Montana, and the surrounding region, during the Gilded Age, over control of the local copper mining industry, the fight that had ramifications for not only Montana, but the United States as a whole.
The Homestake Mine was a deep underground gold mine located in Lead, South Dakota. Until it closed in 2002 it was the largest and deepest gold mine in North America. The mine produced more than forty million troy ounces of gold during its lifetime. This is about 70.75 m3 or a volume of gold roughly equal to 18 677 gallons.
French Corral is an unincorporated community approximately five miles west of California State Highway 49 in Nevada County, California.
Homestake Mining Company was one of the largest gold mining businesses in the United States and the owner of the Homestake Mine in Lead, South Dakota. Founded in 1877, it was acquired by Barrick Gold in December 2001.
James Ben Ali Haggin was an American attorney, rancher, investor, art collector, and a major owner and breeder in the sport of Thoroughbred horse racing. Haggin made a fortune in the aftermath of the California Gold Rush and was a multi-millionaire by 1880.
Lloyd Tevis was a banker and capitalist who served as president of Wells Fargo & Company from 1872 to 1892.
Blue Tent is a historic 19th century gold mining community located about six miles northeast of Nevada City, California.
Red Dog was a California gold rush mining town located in the Gold Country in south-central Nevada County, California, United States, 6 mi (9.7 km) northeast of Chicago Park. Red Dog Hill, a mine and campsite, was founded by three men all under the age of 22, and was named by their youngest, a 15-year-old prospector. As mining operations grew, the campsite became a settlement, and then a town with a population of 2,000 residents, before it was eventually abandoned. Still considered important today, Red Dog Townsite is listed on the National Register of Historic Places.
The Tevis Block, also known as the Kern County Land Company Building, is a historic office building in Bakersfield, California. The structure was placed on the National Register of Historic Places (NRHP) on March 29, 1984.
Gardner Frederick Williams was an American mining engineer and author, and the first properly trained mining engineer to be appointed in South Africa.
The Ontario silver mine is a mine near Park City, Utah, United States. The lode was discovered by accident on 19 January 1872 by Herman Budden, Rector Steen (Pike), John Kain, and Gus McDowell. The mine was purchased by George Hearst through R. C. Chambers from the prospectors for $27,000 on 24 August 1872.
Dakota Territory Resource Corp, a Reno, Nevada corporation, is a publicly traded gold development company owning land in the historic Homestake District of the northern Black Hills of South Dakota, an area that once produced the second largest amount of gold in U.S. history. Otherwise known as the Homestake Mine or the Homestake Deposit, the 100-square-mile area yielded approximately 44 million ounces of gold in its 136-year-history, placing it second in U.S. gold production only to the Carlin District of northeast Nevada, and ranking it the largest iron-formation-hosted gold deposit in the world.