Commodities
PrimaryIron
Commodity typeM
Deposit
Deposit typeContact Metasomatic
Deposit sizeN
Orebody formIRREGULAR TO LENTICULAR
Materials
Ore mineralsMagnetite
GangueCalcite, Talc
Geology
Associated rockQuartz Monzonite
StructureFolds And Faults
AlterationDynamothermally Metamorphosed
Economic & production
Development statusPast Producer
Identification
Deposit ID10098348
MRDS IDM024297
Alternate namesLake Hawley and Spencer Lake Deposit
RegionNA
Data scoreB
Coordinates39.69766, -120.7152
References
DURRELL, C. AND PROCTOR, P.D., 1948; IRON-ORE DEPOSITS NEAR LAKE HAWLEY AND SPENCER LAKES, SIERRA COUNTY, CALIFORNIA, CA. DIV. OF MINES BULL. 129, P. 167-192DURRELL AND PROCTOR, 1948