California · El Dorado County
Past Producer
Georgia Slide
El Dorado County, California, United States
Gold
Land & claims · BLM · live
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Surface manager + active mining claims at this point, live from BLM. The "open to location" notes are a general 1872-Mining-Law guide, not BLM output — decision-support only; verify with BLM MLRS and on the ground before staking or entry.
Commodities
PrimaryGold
Commodity typeMetallic
Deposit
Deposit typeHydrothermal vein
Model273: Low-sulfide Au-quartz vein
Orebody formTabular
Ore controlErratic ore shoots within fissure-filling mesothermal gold-quartz veins
Materials
Ore mineralsGold, Pyrite
GangueQuartz, Calcite, Albite
Geology
Host rockAmphibolite,Schist,Slate · Calaveras Complex
StructureMelones Fault zone
Tectonic settingMagmatic arc
Economic & production
Development statusPast Producer
Discovery year1849
Community notes
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References
Busch, L.L., 2001, Mineral land classification of El Dorado County, California: California Geological Survey Open-File Report 2000-03.Clark, L.D., 1964, Stratigraphy and structure of part of the western Sierra Nevada metamophic belt, California:U.S. Geological Survey Professional Paper 410, 70 p.Clark, W. B., 1970, Gold districts of California: California Divisions of Mines and Geology Bulletin 193, p. 51.Clark, W.B. and Carlson, D.W., 1956, Mines and mineral resources of El Dorado County: California Division of Mines, California Journal of Mines and Geology, v. 52, p. 435-436.Duffield, W.A., and Sharp, R.V., 1975, geology of the Sierra Foothills melange and adjacent areas, Amador County, California: U.S. Geological Survey Professional Paper 827, 30 p.Earhart, R.L., 1988, Geologic setting of gold occurrences in the Big Canyon area, El Dorado County, California: U.S. Geological Survey professional Paper 1576, 13 p.Jenkins, O.P., 1935, Study of placers: California Division of Mines, 31st Report of the State Mineralogist, p. 157-158.Knopf, A., 1929, The Mother Lode system of California: U.S. Geological Survey Professional Paper 157, p. 88.Lindgren, W. and Turner, H.W., 1894, Placerville folio, California: U.S. Geological Survey, Geological Atlas of the U.S., folio 3.Logan, C.A., 1926, El Dorado County: California State Mining Bureau, 22nd Report of the State Mineralogist, p.437-438.Logan, C.A., 1934, Mother Lode gold belt of California: California Division of Mines Bulletin 108, p. 34.Moore, L., 1968, Gold resources of the Mother Lode Belt: El Dorado, Amador, Calaveras, Tuolumne, and Mariposa Counties, California: U.S Bureau of Mines, Technical Progress Report No. 5, p. 11.Preston, 1892, El Dorado County: California State Mining Bureau, 11th Annual Report of the State Mineralogist, p. 203-204.Saleeby, J., 1982, Polygenetic ophiolite belt of the California Sierra Nevada: Geochronological and tectonostratigraphic development: Journal of Geophysical research, v. 87, n0. 8, p. 1803-1824.
Identification
Deposit ID10310618
RegionNA
Data scoreA
Coordinates38.9254, -120.84823
Base: USGS MRDS (public domain, frozen 2011). Community notes © their authors, CC-BY. Land data live from BLM.