Commodities
PrimaryZinc, Lead
Commodity typeM
Deposit
Deposit typeVein
Deposit sizeU
Ore controlBreccia At The Poorman Mine Is Cemented By Calcite And Is Sparsely Mineralized With Pyrite And Sphalerite. A 6-18-In-Wide Vein Trending N15e And Consisting Of Banded Quartz And Some Sulfide Minerals Was Encountered In The Adit (Pardee, 1918, P. 97).
Materials
Ore mineralsGalena, Sphalerite
GangueCalcite, Pyrite, Quartz
Geology
Host rockArgillite
StructureLate Paleozoic Sediments Were Deposited Along An Active Continental Margin.
Economic & production
Development statusPast Producer
Identification
Deposit ID10056022
MRDS IDSP00273
RegionNA
Data scoreC
Coordinates48.37706, -118.86864
References
DERKEY, R.E.; JOSEPH, N.L.; LASMANIS, R., 1990, METAL MINES OF WASHINGTON-PRELIMINARY REPORT: STATE OF WASHINGTON, DEPARTMENT OF NATURAL RESOURCES, DIVISION OF GEOLOGY AND EARTH RESOURCES OPEN-FILE REPORT 90-18, 577 P.GAGE, H.L., COMPILER, 1941, SOME FOREIGN AND DOMESTIC ZINC-LEAD MINES THAT COULD SUPPLY ZINC CONCENTRATES TO A PACIFIC NORTHWEST ELECTROLYTIC ZINC INDUSTRY; DOMESTIC WESTERN MINES IV--THE ZINC-LEAD MINES OF WASHINGTON: U.S. BONNEVILLE POWER ADMINISTRATION MARKET DEVELOPMENT SECTION, 235 P.HUNTTING, M. T., 1956, INVENTORY OF WASHINGTON MINERALS-PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, 428 P.; V. 2, 67 P.PARDEE, J.T., 1918, GEOLOGY AND MINERAL DEPOSITS OF THE COLVILLE INDIAN RESERVATION, WASHINGTON: U.S. GEOLOGICAL SURVEY BULLETIN 677, 186 P., 1 PL.