Description
Miller, Moore, Gurley, And Henderson
Commodities
PrimarySilver, Lead, Zinc
Commodity typeM
Deposit
Deposit sizeY
WorkingsSurface/Underground
Orebody formSHOOTS
Ore controlOre Concentrated In Intersecting Patterns Of Steeply-Dipping Fractures And Sheeted Zones
Materials
Ore mineralsArgentite, Galena, Pyrite, Sphalerite
Geology
Host rockLimestone · Gallatin Limestone, Thin-Bedded Limestones & Shales;Gros Ventre Formation, Limestone & Shale
StructureFracture System Believed Result Of Large, Pre-Mineral, East - West Fault Between Irma & Republic Mines
Economic & production
Development statusProducer
Discovery year1875
Identification
Deposit ID10071372
MRDS IDW014715
Alternate namesIrma, Blackrock, Greely, Houston
RegionNA
Data scoreB
Coordinates45.00548, -109.9319
References
REED, G. C., 1950, MINES & MINERAL DEPOSITS - PARK COUNTY, MONTANA, U.S. BUREAU MINES INF. CIRC. 7546.MCCARTHY AND LAKIN, 1956, GEOCHEMICAL PROSPECTING BY SOIL ANALYSES IN MONTANA, MT BUREAU MINES & GEOLOGY BULL. 7.LOVERING, T. S., 1929, THE NEW WORLD OR COOKE CITY MINING DISTRICT, PARK CO., MT, U.S. GEOLOGICAL SURVEY BULL. 811-A.REED, 1950, USBM IC 7546, USBM MINERALS YEARBOOKS 1948-49