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This tablet commemorates the discovery of gold-bearing quartz and the beginning of quartz mining in
California. The discovery was made on Gold Hill by George Knight in October 1850. The occurrence of gold-bearing quartz was undoubtedly noted here and elsewhere about the same time or even earlier, but
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skillet and hammer, then washed out the gold. Searching for more gold in the same spot, he dug down into the outcropping and found a 4 inches (10 cm) gold vein. His find was announced by another miner, George
Crandall (1825–1908), who ran down to
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this discovery created the great excitement that started the development of quartz mining into a great industry. The Gold Hill Mine is credited with a total production of $ 4,000,000 between 1850 and 1857.
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By March 1851, there were 150 buildings in the area, including hotels, saloons, stores, and even the first school. Before the end of the year, thousands of people had moved to Grass Valley and neighboring
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made out of the local forest's pine tree logs and equipped it with metal boots. The contraption was propelled by Wolf Creek's rushing water.
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during the same time, it is this find near Wolf Creek that led to quartz-mining frenzy and subsequent creation of the
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number 297. The plaque, located on the southwest corner of
Jenkins Street and Hocking Avenue in Grass Valley reads:
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Knight named the location Gold Hill and his claim became the Gold Hill Mine. He and friends constructed a crude
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miner. In
October 1850, he was on a Grass Valley hillside when he came across an outcropping of white
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While Gold Hill Mine produced $ 4,000,000 between 1850–1857, it "pinched out" by 1864 and closed.
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A 1940 geological survey of the Gold Hill Quartz Mine reported the host rock to be
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526:"No. 297 Site of One of the First Discoveries of Quartz Gold in California"
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494:"Gold Hill Quartz Mine, Grass Valley, Nevada Co., California, USA"
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in
California. While quartz gold was also found in other areas of
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Site of one of the first discoveries of quartz gold in
California
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567:
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317:. Office of Historic Preservation, California State Parks
532:. California Environmental Resources Evaluation System
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California State
Historical Landmarks in Nevada County
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rock laced with yellow. He pounded the rock with a
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194:George Knight (sometimes known as McKnight) was a
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468:"Empire Mine Evolves From Accident to Prominence"
292:California Historical Landmarks in Nevada County
559:Pencil drawing of the mine's entrance, ca. 1852
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338:Mining in the Pacific States of North America
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211:, a small settlement nearby, with the news.
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16:Historic site in Grass Valley, California
444:. grassvalleychamber.com. Archived from
372:Eldorado : the California Gold Rush
232:, from one of the old Grass Valley mines
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182:industry. The location is honored as a
1672:Geography of Nevada County, California
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1687:History of Nevada County, California
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375:. New York: Macmillan. p. 255.
341:. San Francisco: J. Wiley. pp.
47:Location of Gold Hill in California
255:and the mineral list showed gold,
59:Jenkins Street and Hocking Avenue
14:
635:Genocide of indigenous population
396:Minch, Patricia L. (2008-07-28).
679:Interim government of California
398:"The search for George Crandall"
315:"Discovery of Gold at Gold Hill"
38:
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335:Hittell, John Shertzer (1861).
269:California Historical Landmark
184:California Historical Landmark
127:California Historical Landmark
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498:Journal of Mines and Geology
470:. ncgold.com. Archived from
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172:Nevada County, California
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1682:Grass Valley, California
369:Walker, Dale L. (2002).
287:Omega Hydraulic Diggings
164:Grass Valley, California
62:Grass Valley, California
595:History of California
267:The site is honored as
239:Nevada City, California
1677:History of gold mining
674:Conquest of California
466:Baumgart, Don (2002).
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89:39.21306°N 121.06917°W
835:Santa Catalina Island
807:Territorial evolution
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1667:California Gold Rush
657:Mexican–American War
642:Spanish colonization
492:Logan, C.A. (1941).
196:California Gold Rush
94:39.21306; -121.06917
860:San Fernando Valley
830:San Fernando Valley
669:California Republic
263:Historical landmark
85: /
1692:1850 in California
684:United States rule
630:Later explorations
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474:on 2008-07-25
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1501:Redwood City
1476:Santa Monica
1301:Garden Grove
908:Contra Costa
647:Mexican rule
534:. Retrieved
529:
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509:. Retrieved
504:(3, PL. 3).
501:
497:
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476:. Retrieved
472:the original
461:
450:. Retrieved
446:the original
436:
425:. Retrieved
402:. Retrieved
391:
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364:
357:quartz gold.
356:
337:
330:
319:. Retrieved
274:
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253:Granodiorite
246:
243:
235:
213:
193:
176:Gold Country
159:
158:
1641:Nevada City
1601:Placerville
1466:Santa Maria
1426:Victorville
1416:Santa Clara
1401:Simi Valley
1246:Chula Vista
1221:Bakersfield
1181:Los Angeles
1088:Santa Clara
1068:San Joaquin
968:Los Angeles
754:Present day
739:Development
719:Engineering
664:Californios
607:Before 1900
400:. The Union
168:quartz gold
92: /
68:Coordinates
1661:Categories
1591:Marysville
1566:Susanville
1521:San Rafael
1516:Santa Cruz
1446:Costa Mesa
1306:Santa Rosa
1211:Long Beach
1206:Sacramento
1123:Stanislaus
1093:Santa Cruz
1048:San Benito
1043:Sacramento
724:Water wars
706:Since 1900
620:Precontact
536:2008-12-16
511:2008-08-20
506:Mindat.org
478:2008-08-18
452:2008-08-20
427:2008-08-20
404:2008-08-18
321:2012-10-10
298:References
216:stamp mill
77:39°12′47″N
1581:Red Bluff
1556:Hollister
1541:El Centro
1506:Yuba City
1461:Fairfield
1451:Inglewood
1411:Roseville
1381:Fullerton
1371:Sunnyvale
1366:Escondido
1331:Elk Grove
1326:Lancaster
1311:Oceanside
1236:Riverside
1231:Santa Ana
1186:San Diego
1078:San Mateo
1058:San Diego
1038:Riverside
988:Mendocino
918:El Dorado
913:Del Norte
898:Calaveras
870:By county
817:By region
792:Railroads
772:Etymology
749:Tech boom
694:Civil War
689:Gold Rush
204:cast iron
160:Gold Hill
113:Architect
80:121°4′9″W
22:Gold Hill
1631:Lakeport
1596:Piedmont
1576:Oroville
1551:Martinez
1526:Woodland
1436:Berkeley
1431:El Monte
1376:Pasadena
1356:Torrance
1336:Palmdale
1286:Glendale
1241:Stockton
1191:San Jose
1148:Tuolumne
1108:Siskiyou
1008:Monterey
983:Mariposa
938:Imperial
933:Humboldt
840:Yosemite
825:Bay Area
787:Missions
782:Maritime
777:Highways
764:By topic
442:"Mining"
281:See also
56:Location
1646:Alturas
1636:Jackson
1616:Willows
1531:Hanford
1471:Redding
1456:Ventura
1421:Vallejo
1406:Concord
1396:Visalia
1361:Hayward
1346:Salinas
1321:Ontario
1276:Fontana
1266:Modesto
1251:Fremont
1226:Anaheim
1216:Oakland
1173:By city
1153:Ventura
1138:Trinity
878:Alameda
853:Regions
802:Slavery
797:Ranchos
249:Diabase
190:History
178:quartz-
1626:Sonora
1621:Colusa
1586:Auburn
1561:Eureka
1546:Lompoc
1511:Madera
1491:Merced
1441:Downey
1386:Orange
1351:Pomona
1341:Corona
1271:Oxnard
1256:Irvine
1201:Fresno
1143:Tulare
1133:Tehama
1128:Sutter
1118:Sonoma
1113:Solano
1103:Sierra
1098:Shasta
1033:Plumas
1028:Placer
1023:Orange
1018:Nevada
993:Merced
973:Madera
963:Lassen
923:Fresno
903:Colusa
888:Amador
883:Alpine
379:
349:
257:pyrite
230:quartz
200:quartz
180:mining
1606:Yreka
1571:Ukiah
1486:Chico
998:Modoc
978:Marin
953:Kings
928:Glenn
893:Butte
714:Labor
105:Built
1496:Napa
1163:Yuba
1158:Yolo
1013:Napa
1003:Mono
958:Lake
948:Kern
943:Inyo
377:ISBN
347:ISBN
251:and
226:Gold
108:1850
343:124
228:in
162:in
145:297
1663::
528:.
502:37
500:.
496:.
413:^
355:.
345:.
306:^
186:.
587:e
580:t
573:v
539:.
514:.
481:.
455:.
430:.
407:.
385:.
324:.
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