Commodities
PrimaryIron, Copper, Titanium, Metal
Commodity typeM
Deposit
Deposit typeOther
Deposit sizeS
Ore controlMagnetite Is Intimately Intermixed With Large Amounts Of Hornblende And Actinolite. The Ore Is Coarse Grained And Has A Schistose Appearance. Ore Occurs In Seams And Thin Lenses. The Deposit Varies From A Few Feet To 15 Feet Thick And Is Exposed Along Strike For 400-500 Feet. The Mineralized Zone Grades Into The Gneiss And Migmatite (Shedd And Others, 1922).
Materials
Ore mineralsChalcopyrite, Magnetite
GangueActinolite, Biotite, Calcite, Epidote, Hornblende
Geology
Host rockMigmatite
StructureMigmatitic Parts Of The Gneiss Of Alta Lake; Migmatization Appears To Have Been A Polyphase Event That Involved Both Anatexis And Igneous Injection (Gulick And Korosec, 1990).
Economic & production
Development statusPast Producer
Identification
Deposit ID10055985
MRDS IDSP00217
Alternate namesLone Pine Claims
RegionNA
Data scoreB
Coordinates48.07066, -119.92172
References
GULICK, C.W.; KOROSEC, M.A., COMPILERS, 1990, GEOLOGIC MAP OF THE OMAK 1:100,000 QUADRANGLE, WASHINGTON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES OPEN-FILE REPORT 90-12, 52 P., 1 PL.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.SHEDD, SOLON; JENKINS, O.P.; COOPER, H.H., 1922, IRON ORES, FUELS, AND FLUXES OF WASHINGTON: WASHINGTON DIVISION OF GEOLOGY BULLETIN 27, 160 P., 1 PL.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.