Mine detail: Portland Tunnel

Previously called ''

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Location

Lat / long: 45.53871, -122.73399

Resource(M)

Primary: Mercury

Production

Operation type: Underground
Development status: Prospect

Geology

References

MRDSM055948
MAS410510002
DEP10153214
Reference{Deposit:: OR. DEPT. GEOL. AND MIN. INDUST. BULLETIN 14-D, 1952, P. 141}{Deposit:: OR. DEPT. GEOL. AND MIN. INDUST. BULLETIN 55, 1963, P. 112.}{Deposit:: U.S. BUREAU OF MINES IC 8252, 1965, TABLE 26, P. 324.}
ReporterWestern Field Operations Center (WFOC)