[DOC] [TLE] Gold mining in the United States - Wikipedia [PAR] Gold mining in the United States has taken place continually since the discovery 
of gold at the .... The largest gold-mining district in California is the famous Mother 
Lode of the Sierra Nevada. Found in the .... The only operating gold mine in 
South Dakota is the Wharf mine, an open pit heap leach operation. ... Wyoming[
edit]. [DOC] [TLE] Homestake Mine (South Dakota) - Wikipedia [PAR] 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. ... By 1975, mining operations has reached the 6,800 foot level, and two 
winzes were planned to 8,000 feet. .... Black Hills of South Dakota and Wyoming. [DOC] [TLE] Black Hills - Wikipedia [PAR] The Black Hills are a small, isolated mountain range rising from the Great Plains 
of North America in western South Dakota and extending into Wyoming, United 
States. Black Elk Peak, which rises to 7,244 feet (2,208 m), is the range's highest 
... As the economy of the Black Hills has shifted from natural resources (mining... [DOC] [TLE] US Diamond Mines - Diamond Mining in the United States [PAR] Diamonds have been found at many locations in the United States - the Crater of 
... The second was the Kelsey Lake Diamond Mine near Fort Collins, Colorado. ... 
white diamond that stands as the largest diamond ever found in North America. ... 
Wyoming has comparable conditions to the Canadian diamond deposits, and... [DOC] [TLE] The Black Hills Mineral Region - Mineralogical Society of America [PAR] In the northern portion of the Black Hills gold has been the principal mineral of 
value ... largely due to the Homestake mine, the largest gold mine in the United 
States. ... part of South Dakota and extend somewhat into northwestern Wyoming. [DOC] [TLE] production potential of known gold deposits in the united states [PAR] reserves are in deposits in two major producing States--South Dakota and. 
Nevada. More than .... placers and constitute the largest production potential in 
the area. In ... region of North America from Alaska to California has been the 
premier lode .... uplift in Wyoming has yielded a moderate quantity of gold from 
quartz veins. [DOC] [TLE] South Dakota Mining History - Mining History Association [PAR] Several museums interpret the colorful history of the area. ... The Southern Black 
Hills have their own mining history and are home to Custer State ... in 
northeastern Wyoming and Spearfish, South Dakota with beautiful Spearfish 
Canyon. ... The U. S. government suspended gold mining from 1942-1945 during 
World War II. [DOC] [TLE] Lead | South Dakota, United States | Britannica.com [PAR] Lead was South Dakota's largest city at the time of statehood in 1889. ... The 
Black Hills Mining Museum has a simulation of an underground gold mine. ... 
Homestake Gold Mine in Lead, S.D., undated photograph. ... isolated eroded 
mountain region in western South Dakota and northeastern Wyoming, U.S., lying 
largely... [DOC] [TLE] Black Hills | region, South Dakota, United States | Britannica.com [PAR] Dec 7, 2015 ... ... mountain region in western South Dakota and northeastern Wyoming, U.S., ... 
Mine had become the largest gold mine in the United States. [DOC] [TLE] Gold in the Black Hills, South Dakota, and How New Deposits Might ... [PAR] Wyoming . ... mined in South Dakota through 1971, about 90 percent has come 
from ..... properttes the second largest source of gold in the Black Hills. ... on U.S. 
Mint records of gold receipts from this region during years when the only large. [DOC] [TLE] Mineral Resource Potential and Geology of the Black Hills National ... [PAR] U.S. GEOLOGICAL SURVEY BULLETIN 1580 ... South Dakota and Wyoming .... 
Geologic map of the Black Hills National Forest and adjacent area (scale ... 
Homestake mine, historically the largest ... Gold may have been discovered in. [DOC] [TLE] Prospecting for Gold in the United States [PAR] Jan 10, 2013 ... Most of the gold mining districts in the West were located by pioneers, ... North 
Dakota, Oregon, South Dakota, Utah

Question: This region of South Dakota & Wyoming has the largest gold mine in the U.S.
Answer: Black Hills