Commodities
PrimaryManganese
Commodity typeM
Deposit
Model100: Volcanogenic Mn, Olympic Peninsula
Deposit sizeS
Orebody formLENSES
Ore controlContact Between Basalt And Limestone
Geology
Host rockLimestone · Crescent Formation;Crescent Formation
StructureNorth Wall Of Limestone Is In Fault Contact With Basalt
Tectonic settingActive Margin (Leading Edge Of North American Plate)
Economic & production
Development statusPast Producer
Identification
Deposit ID10098698
MRDS IDM700215
RegionNA
Data scoreB
Coordinates48.08312, -123.99879
References
HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 255.MAGILL, E.A., 1960, MANGANESE DEPOSITS OF THE OPYMPIC PENINSULA, WASH.: U.S. BUREAU OF MINES REPORT OF INVESTIGATIONS 5530, P. 35.PURDY, C.P., JR., 1954, DIRECTORY OF WASHINGTON MINING OPERATIONS, 1954: WASHINGTON DIVISION OF MINES AND GEOLOGY INFORMATION CIRCULAR 23, P. 33.