Commodities
PrimarySilver, Copper
SecondaryLead, Gold
Commodity typeM
Deposit
Deposit sizeU
WorkingsUnderground
Orebody formBRECCIA MATRIX
Ore controlBrecciation
Materials
Ore mineralsChalcopyrite, Galena, Gold, Pyrite
GangueQuartz, Talc
Geology
Host rockDiorite · Spirit Lake Pluton, Main Phase
Tectonic settingCascade Volcanic Arc
Economic & production
Development statusOccurrence
Identification
Deposit ID10095762
MRDS IDM700178
RegionNA
Data scoreB
Coordinates46.35759, -122.11675
References
HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 77.MOEN, W.S., 1977, ST. HELENS AND WASHOUGLA MINING DISTRICTS OF THE SOUTHERN CASCADES OF WASHINGTON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES INFORMATION CIRCULAR 60, P. 17, 24.ASHLEY, R.P., AND PETERSON, J.A., 1991, U.S. GEOLOGICAL SURVEY, FIELD EXAM