Mine detail: Bertha Prospect

Previously called 'Olympic Peninsula Mn - 0530310200'

<< Back to the map

Location

Lat / long: 48.01919, -123.75628

Resource(M)

Tertiary: Iron, Manganese
Discovery year: 1940

Production

Operation type: Surface
Development status: Occurrence

Geology

References

MRDSM700200
MAS530090006
DEP10301635
Reference{Deposit:: WA. DIV. MINES AND GEOL. BULLETIN 37, 1956, PART II, VOL. 1,}{Deposit:: P. 254.}{Deposit:: U.S. BUREAU OF MINES RI 5530, 1959, P. 51-52.}
ReporterRidenour, James