Commodities
PrimaryZinc, Silver, Lead
SecondaryGold
TertiaryArsenic, Copper
Commodity typeM
Deposit
Model85: Polymetallic veins
Deposit sizeS
WorkingsUnderground
Orebody formVEIN
Materials
Ore mineralsChalcopyrite, Galena, Pyrite, Sphalerite
GangueCalcite, Grossularite, Quartz
Geology
Host rockGneiss · Eldorado Orthogneiss
StructureTight Folding Along North-Northwest Trending Axes, Some Faulting Across The Vein.
Tectonic settingActive Margin (Leading Edge Of North American Plate)
Economic & production
Development statusPast Producer
Last production1895
Identification
Deposit ID10088858
MRDS IDM700366
RegionNA
Data scoreB
Coordinates48.50038, -121.05593
References
HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 231.MOEN, W.S., 1976, SILVER OCCURRENCES OF WASHINGTON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES BULLETIN 69, P. 161-162.TABOR, R.W., HARGERUD, 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).