Commodities
PrimaryGold, Silver, Copper
SecondaryPlatinum, Palladium
Commodity typeM
Deposit
Deposit sizeS
WorkingsSurface/Underground
Orebody formFRACTURE FILLINGS, IN BRECCIATED MATERIAL, DISSEMINATED
Ore controlFractures And Brecciation. Along Diorite-Quartzite Contact, Faulting And Sheaar Zones In Diorite
Materials
Ore mineralsBornite, Chalcopyrite, Chrysocolla, Cuprite, Gold, Malachite, Pyrite, Pyrrhotite, Sperrylite, Tenorite
GangueChlorite, Hematite, Limonite, Quartz
Geology
Host rockDiorite,Gabbro,Quartzite,Argillite · Belt Supergroup
Associated rockHornblendite
StructureDike Is On East Limb Of Broad Anticline. Northwest Folds And Faults, Some Ne Faulting, Fractures, Breccia
Tectonic settingPart Of Belt Basin In Prot, Now Part Of Rocky Mountains
AlterationRegional Greenschist To Epidote-Amphibolite Facies. Argillic Alteration In Shears, Diorite Is Altered To Serpentine And Talc
Economic & production
Development statusPast Producer
Identification
Deposit ID10048515
MRDS IDMP00105
RegionNA
Data scoreB
Coordinates47.27044, -114.40458
References
VAN LOENEN, R.E., HAFFTY, JOSEPH, AND EARHART, R.L., 1987, PLATINUM AND PALLADIUM IN A MAFIC DIKE, SANDERS COUNTY, MONTANA: U.S. GEOLOGICAL SURVEY BULLETIN 1694-G, P. 83-89.INGERSOLL, R.G., JR., GALLOWAY, GARY, AND DUNN, MICHAEL, 1982, FIELD INVENTORY OF MINERAL RESOURCES, FLATHEAD INDIAN RESERVATION, MONTANA: U.S. BUREAU OF MINES REPORT BIA 22-II, 38 P. + APPENDIX.CROWLEY, R.A., 1963, MINES AND MINERAL DEPOSITS (EXCEPT FUELS), SANDERS COUNTY, MONTANA: MONTANA BUREAU OF MINES AND GEOLOGY BULLETIN 34, 58 P.LAWSON, D.C., 1973, DIRECTORY OF MINING ENTERPRISES FOR 1972: MONTANA BUREAU OF MINES AND GEOLOGY BULLETIN 88, P. 22.BUCKLEY, STEVE, 1992, GEOLOGIC DESCRIPTION OF THE FLATHEAD RESERVATION, IN MANYDEEDS, S.A., ED., MINERAL FRONTIERS ON INDIAN LANDS: U.S. BUREAU OF INDIAN AFFAIRS, DIVISION OF ENERGY AND MINERAL RESOURCES, PUBLICATION G-92-2, P. 39-47.