Commodities
PrimaryManganese
TertiaryMercury
Commodity typeM
Deposit
Model100: Volcanogenic Mn, Olympic Peninsula
Deposit sizeN
WorkingsSurface/Underground
Orebody formLENS (MN), VEINLETS (HG)
Materials
Ore mineralsBementite, Cinnabar
GangueCalcite
Geology
Host rockLimestone · Crescent Formation;Crescent Formation
Associated rockVolcanic Breccia (Agglomerate) · Crescent Formation;Crescent Formation
Tectonic settingAccreted Terrane
AlterationExposed Surfaces Coated With Mn Oxides.
Economic & production
Development statusOccurrence
Identification
Deposit ID10095478
MRDS IDM054877
Alternate namesLowboy Claim
RegionNA
Data scoreB
Coordinates48.07646, -124.04046
References
U.S. BUREAU OF MINES, 1965, MERCURY IN WASHINGTON, IN MERCURY POTENTIAL OF THE UNITED STATES: U.S. BUREAU OF MINES INFORMATION CIRCULAR 8252, P. 364.HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, P. 255.MCGILL, E.A., 1960, MANGANESE DEPOSITS OF THE OLYMPIC PENINSULA, WASH.: U.S. BUREAU OF MINES REPORT OF INVESTIGATIONS 5530, P. 29.GREEN, S.H., 1945, MANGANESE DEPOSITS OF THE OLYMPIC PENINSULA, WASHINGTON: WASHINGTON DIVISION OF MINES AND MINING REPORT OF INVESTIGATIONS 7, 45 P.