California · Mono County
Past Producer

May Lundy Mine

Mono County, California, United States
GoldSilverLeadCopperZincArsenic
⌖ Show on mapUSGS source ↗
Commodities
PrimaryGold, Silver
SecondaryLead, Copper
TertiaryZinc, Arsenic
Commodity typeM
Deposit
Deposit typeHydrothermal vein
Model273: Low-sulfide Au-quartz vein
Orebody formTabular
Ore controlOpen-space filling along steeply-dipping faults, fractures; high-grade ore shoots along faults, fractures.
Materials
Ore mineralsGold, Silver, Electrum
GanguePyrite, Sphalerite, Magnetite, Arsenopyrite
Geology
Host rockGranodiorite,Granite
Associated rockHornfels,Quartzite,Chert,Conglomerate · Virginia Lakes sequence
StructureNorth-northwest trending folds with steeply dipping limbs; north-northwest, steeply southwest-dipping faults/fractures.
Tectonic settingRemnant of an older Jurassic-Triassic volcanoplutonic arc system overprinted by a Cretaceous volcanoplutonic arc system.
AlterationSilicic; quartz\nOxidation\n\nDepth of mineralization approximately 1,500 feet.
Economic & production
Development statusPast Producer
Discovery year1877
Identification
Deposit ID10310710
Alternate namesCrystal Lake
RegionNA
Data scoreA
Coordinates38.00139, -119.25583
References
Chesterman, C. W., 1975, Geology of the Matterhorn Peak 15-minute Quadrangle, Mono and Tuolomne counties, California: California Division of Mines and Geology Map Sheet MS 022, scale 1:62,500.Clark, W. B., 1998, Gold Districts of California, California Gold Discovery to Statehood: California Division of Mines and Geology Bulletin 193, Sesquicentennial Edition, p. 64-65.Eakle, A.S. and McLaughlin, R.P., 1919, Mines and Mineral Resources, Mono County: California State Mining Bureau, Report 15 of the State Mineralogist:p. 170-171.Engineering and Mining Journal (E&MJ), Oct. 1945, p. 121; Aug. 1945, p. 18; Feb. 1946, p. 18.Evernden, J. F., and Kistler, R. W., 1970, Chronology of emplacement of Mesozoic batholithic complexes in California and western Nevada: U. S. Geological Survey Professional Paper 623.Marsh, Erin, Goldfarb, Richard, Bierlein, Frank, Kunk, Mick, September 2007, New constraints on the timing of gold formation in the Sierra Nevada foothills province, central California [abstract]: Arizona Geological Society Symposium: Ores & Orogenesis, Circum-Pacific Tectonics, Geologic Evolution, and Ore Deposits; Tucson, Arizona, September 24-30, 2007, Poster Session presentation no. 33, abstract ID 168; online at agssymposium.org/media/AbsPdfs/Abstract168.pdf.May Lundy Mine, California: http://www.ghosttownexplorers.org/california/maylundy/maylundy.htm.Saleeby, Jason, 1981, Ocean floor accretion and volcanoplutonic arc evolution of the Mesozoic Sierra Nevada, in Ernst, W. G., Editor, 1981, The Geotectonic Development of California, Rubey Volume 1, Prentice-Hall, Englewood Cliffs, New Jersey 07632, p. 132-181.Sampson, R.J. and Tucker, W.B., 1940, Mineral resources of Mono County: California State Mining Bureau, Report 36 of the State Mineralogist, p. 11, 128-129.Schweickert, R. A., 1981, Tectonic evolution of the Sierra Nevada Range, Roof pendants in the eastern and southern Sierra Nevada, in Ernst, W. G., Editor, 1981, The Geotectonic Development of California, Rubey Volume 1, Prentice-Hall, Englewood Cliffs, New Jersey 07632, p. 87-131.Tucker, W. B., 1927, Mono County: California State Mining Bureau, Report 23 of the State Mineralogist, p. 376, 385-386Whiting, H.A., 1888, Homer Mining District: California State Mining Bureau, Report 8 of the State Mineralogist, p. 367-371.