Commodities
PrimaryManganese
Commodity typeM
Deposit
Model100: Volcanogenic Mn, Olympic Peninsula
Deposit sizeS
WorkingsUnderground
Orebody formLENS
Materials
Ore mineralsBementite, Hausmannite
Geology
Host rockBasalt · Crescent Formation
StructureFractured Pillow Basalt
Tectonic settingActive Margin (Leading Edge Of North American Plate)
AlterationSecondary Oxides Present Along Fractures.
Economic & production
Development statusPast Producer
First production1953
Last production1953
Identification
Deposit ID10047884
MRDS IDM700225
Alternate namesBear Creek, Victory BlackBearVictory
RegionNA
Data scoreB
Coordinates48.08562, -124.1888
References
HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 257.MAGILL, E.A., 1960, MANGANESE DEPOSITS OF THE OLYMPIC PENNINSULA, WASH.: U.S. BUREAU OF MINES REPORT OF INVESTIGATIONS 5530, P. 14.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. 30.GREEN, S.H., 1945, MANGANESE DEPOSITS OF THE OLYMPIC PENINSULA, WASHINGTON: WASHINGTON DIVISION OF MINES AND MINING REPORT OF INVESTIGATIONS 7, 45 P.HUNTTING (1956), DERKEY AND OTHERS (1990)