Missouri-McKee Group

Madison County, Montana, United States

Silver Gold

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

PrimarySilver, Gold

Commodity typeMetallic

Deposit

Deposit sizeY

Orebody formFLAT-LYING

Ore controlVeins Generally Follow Contact Between Andesite And Gneiss - Ore Shoots Generally Occur In Synclines

Materials

GangueGalena, Pyrite

Geology

Host rockGneiss · Pony Formation, Gneiss

Associated rockAndesite · Tobacco Root Batholith Quartz Monzonite

StructureSynclines Resultant From Minor Folding Of Andesite And Gneiss

Economic & production

Development statusPast Producer

Community notes

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References

TANSLEY, SCHAFER, & HART, 1933, GEOLOGICAL RECONNAISANCE - TOBACCO ROOT MTS., MT. BUREAU OF MINES & GEOLOGY MEMOIR 9. , P. 55.LORAIN, 1937, GOLD LODE MINING - TOBACCO ROOT MTS., U.S. BUREAU MINES INF. CIRC. 6972.USGS BULL 574, P. 113.1914 COMPILE WINCHELL, BULL 5741933 RECON MBMG MEM 9LORAIN, P. 48.

Identification

Deposit ID10070494

MRDS IDW013449

Alternate namesMcKee Claim

RegionNA

Data scoreB

Coordinates45.45351, -111.88308