Commodities
PrimaryGold, Silver
SecondaryCopper, Lead
TertiaryZinc, Antimony
Commodity typeM
Deposit
Deposit sizeS
WorkingsUnderground
Orebody formPINCH AND SWELL, RIBBON
Ore controlMajor Fault Zone
Materials
Ore mineralsArgentite, Chalcocite, Chalcopyrite, Galena, Polybasite, Sphalerite, Stibnite
GanguePyrite, Quartz, Siderite
Geology
Host rockSilt,Quartzite,Argillite · Wallace Form.-Quartzite, Limy Argillite & Siltite;St. Regis Form.-Argillite And Siltite;Revett Form.-Quartzite And Siltite;Burke Form.-Siltite, Argillite
StructureFaults With Minor Displacement Are Common; Minor Folds In Strata; Granodiorite Stock Nearby
Tectonic settingMiogeosyncline
AlterationSilicification, Chlorite, Sericite, Bleaching
Economic & production
Development statusProducer
First production1906
Discovery year1895
Identification
Deposit ID10069948
MRDS IDW007748
Alternate namesBlacktail, B. F. and H., Armstead, Keystone, Little Joe Brown Bear
RegionNA
Data scoreA
Coordinates48.13956, -116.48435
References
SAVAGE, C. N., 1967, GEOLOGY AND MINERAL RESOURCES OF BONNER COUNTY: IDAHO BUREAU OF MINES AND GEOLOGY COUNTY REPORT, NO. 6, 131 P.ZARTMAN, R. E., AND STACEY, J. S., 1971, LEAD ISOTOPES AND MINERALIZATION AGES IN BELT SUPERGROUP ROCKS, NORTHWESTERN MONTANA AND NORTHERN IDAHO: ECON. GEOL., V. 66, P. 849 - 860.SAMPSON, E. 1928, GEOLOGY AND SILVER ORE DEPOSITS OF THE PEND OREILLE DISTRICT, IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET, NO. 31, 25 P.GREEN, W.R., 1976 , GEOLOGY AND MINERAL DEPOSITS OF THE BLACKBIRD MOUNTAIN AREA, BONNER COUNTY, IDAHO: PULLMAN, WASHINGTON, WASHINGTON STATE UNIV., PHD DISSERTATION, 108 P.5) MINING RECORD, AUG. 4 , 1976HUMPHREYS, R.M., AND LEATHAM, EARL, 1936, GEOLOGY AND ORE DEPOSITS OF THE TALACHE MINE: UNIVERSITY OF IDAHO, UNPUBLISHED THESIS, 16 P.1917 DIREXPL H. M. ARMSTEAD1927 GEOLMAP IDAHO BUREAU OF MINES & GEOL. PAMPHLET 31{ 1967 GEOLMAP IDAHO BUREAU OF MINES & GEOL. CO. REPT. 6 {{ 1969 DIREXPL COMINCO AMERICAN, INC., GREEN, PHDDIREXPL JAMES A. EVANS (EARLY 1900'S)SAVAGE, C. N., 1967, IDAHO BUREAU OF MINES AND GEOLOGY CO. REPT. 6, 131 P. ITEMS 9 - 12 , GREEN, W.R., 1976 , WASHINGTON STATE UNIV., PHD DISSERTATION