Idaho - Maryland

Nevada County, California, United States

Gold Copper Lead Zinc Silver

Land & claims · BLM · live

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BLM MLRS ↗Claims at this point ↗Surface mgmt ↗

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

SecondaryCopper, Lead, Zinc, Silver

Commodity typeMetallic

Deposit

Deposit sizeLarge

WorkingsSurface/Underground

Orebody formSHOOTS, SEAMS, STRINGERS, RIBBON - LIKE, FISSURES

Materials

Ore mineralsGold, Scheelite, Sphalerite

GangueAnkerite, Dolomite, Quartz, Talc

Geology

Host rockDiabase

Associated rockGranite

Structure3 Faults Cut Veins. Diabase Dike 20 - 30 Ft. Thick.

Economic & production

Development statusPast Producer

Community notes

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References

WOLFIN, H. M., 1941 , MINERAL RESOURCES OF NEVADA COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 37 , NO. 3 , PL. 3 P. 403 - 406 .MACBOYLE, E., 1918 , MINES AND MINERAL RESOURCES OF NEVADA COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 16 , P. 185 - 191 .LOGAN, C. A., 1934 , SACRAMENTO FIELD DIVISION: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, VOL. 31 , NO. 1 , P. 15 - 16 .LOGAN, C. A., 1930 , SACRAMENTO FIELD DIVISION: REPORT XXVI OF THE STATE MINERALOGIST; CALIFORNIA DIVISION OF MINES VOL. 26 , NO. 2 , P. 114 - 118 .5) GOODWIN, J. G., 1957 , LEAD AND ZINC IN CALIFORNIA: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 53 , NOS. 3 AND 4 , P 580 .6) JOHNSTON, W. D., 1940 , THE GOLD QUARTZ VEINS OF GRASS VALLEY, CALIFORNIA: US GEOLOGICAL SURVEY PROFESSIONAL PAPER 194 , P. 94 - 96 .MACBOYLE ( 1918 ) LOGAN ( 1934 ) WOLFIN ( 1941 ) GOODWIN ( 1957 ), JOHNSON ( 1941 )

Identification

Deposit ID10007405

MRDS IDC011231

RegionNA

Data scoreB

Coordinates39.22433, -121.03881