Commodities
PrimaryManganese
Commodity typeM
Deposit
Deposit sizeN
Ore controlSee Comments
Materials
Ore mineralsBementite, Manganite, Psilomelane
Geology
Host rockGreenstone
Tectonic settingHost Rocks Of Manganese Deposits Of The Olympic Penninsula Formed At An Ocean Ridge Or In A Back Arc Basin At The Active Margin Of The North American Plate (Garrison, 1973; Snavely, 1987, P. 306-309).
Economic & production
Development statusOccurrence
Identification
Deposit ID10055915
MRDS IDSP00127
RegionNA
Data scoreB
Coordinates47.38173, -123.88099
References
WDGER OFR 90-18GARRISON, R.E., 1973, SPACE-TIME RELATIONS OF PELAGIC LIMESTONES AND VOLCANIC ROCKS, OLYMPIC PENNINSULA, WASHINGTON: GEOLOGICAL SOCIETY OF AMERICA BULLETIN, V. 84, NO. 2, P. 583-594.GREEN, S.H., 1945, MANGANESE DEPOSITS OF THE OLYMPIC PENNINSULA, WASHINGTON: WASHINGTON DIVISION OF MINES AND MINING REPORT OF INVESTIGATIONS 7, 45 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.MAGILL, E.A., 1960, MANGANESE DEPOSITS OF THE OLYMPIC PENNINSULA, WASHINGTON: U.S. BUREAU OF MINES REPORT OF INVESTIGATIONS 5530, 82 P.PARK, C.F., JR., 1942, MANGANESE RESOURCES OF THE OLYMPIC PENNINSULA, WASHINGTON--A PRELIMINARY REPORT: U.S. GEOLOGICAL SURVEY BULLETIN 931-R, P. 435-457, 2 PL.SNAVELY, P.D., JR., 1987, TERTIARY GEOLOGIC FRAMEWORK, NEOTECTONICS, AND PETROLIUM POTENTIAL OF THE OREGON-WASHINGTON CONTINENTAL MARGIN. IN SCHOLL, D.W.; GRANTZ, ARTHUR; VEDDER, J.G., GEOLOGY AND RESOURCES POTENTIAL OF THE CONTINENTAL MARGIN OF WESTERN NORTH AMERICA AND ADJACENT OCEAN BASINS--BEAUFORT SEA TO BAJA CALIFORNIA: CIRCUM-PACIFIC COUNCIL FOR ENERGY AND MINERAL RESOURCES EARTH SCIENCE SERIES , V. 6, P. 305-335.SOREM, R.K.; GUNN, D.W., 1967, MINERALOGY OF MANGANESE DEPOSITS, OLYMPIC PENNINSULA, WASHINGTON: ECONOMIC GEOLOGY, V. 62, NO. 1, P. 22-56.