Commodities
PrimarySilver, Copper
Commodity typeM
Deposit
Model85: Polymetallic veins
Deposit sizeN
Orebody formDISSEMINATED
Ore controlFault
Geology
Host rockAndesite · Wells Creek Volcanics
StructureWest Plunging Syncline Superimposed On Regional North-Trending Anticline, Strong Shears
Tectonic settingCascade Volcanic Arc
AlterationAndesite Is Silicified, Sericitized
Economic & production
Development statusOccurrence
Discovery year1964
Identification
Deposit ID10095779
MRDS IDM700409
Alternate namesGreat Excelsior
RegionNA
Data scoreB
Coordinates48.89481, -121.79652
References
HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, P. 75, 95.DERKEY, R.E., JOSEPH, N.L., AND LASMANIS, RAYMOND, 1990, METAL MINES OF WASHINGTON - PRELIMINARY REPORT: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES OPEN-FILE REPORT 90-18, P. 557.TABOR, R.W., HAUGERUD, R.A., BOOTH, D.B., AND BROWN, E.B., 199X, PRELIMINARY GEOLOGIC MAP OF THE MOUNT BAKER 30 X 60 MINUTE QUADRANGLE, WASHINGTON: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 9X-XXX, SCALE 1:100,000 (IN PREPARATION IN 1993).MOEN, W.S., 1969, MINES AND MINERAL DEPOSITS OF WHATCOM COUNTY, WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 57, P. 95.